egroupware/api/src/Html.php

1323 lines
48 KiB
PHP

<?php
/**
* EGroupware API: generates html with methods representing html-tags or higher widgets
*
* @link http://www.egroupware.org
* @author Ralf Becker <RalfBecker-AT-outdoor-training.de> complete rewrite in 6/2006 and earlier modifications
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @author RalfBecker-AT-outdoor-training.de
* @copyright 2001-2016 by RalfBecker@outdoor-training.de
* @package api
* @subpackage html
* @version $Id$
*/
namespace EGroupware\Api;
/**
* Generates html with methods representing html-tags or higher widgets
*
* The class has only static methods now, so there's no need to instanciate as object anymore!
*/
class Html
{
/**
* Automatically turn on enhanced selectboxes if there's more than this many options
*/
const SELECT_ENHANCED_ROW_COUNT = 12;
/**
* activates URLs in a text, URLs get replaced by html-links
*
* @param string $content text containing URLs
* @return string html with activated links
*/
static function activate_links($content)
{
if (!$content || strlen($content) < 20) return $content; // performance
// Exclude everything which is already a link
$NotAnchor = '(?<!"|href=|href\s=\s|href=\s|href\s=)';
// spamsaver emailaddress
$result = preg_replace('/'.$NotAnchor.'mailto:([a-z0-9._-]+)@([a-z0-9_-]+)\.([a-z0-9._-]+)/i',
"<a href=\"mailto:$1@$2.$3\" target=\"_blank\">$1 AT $2 DOT $3</a>",
$content);
// First match things beginning with http:// (or other protocols)
$optBracket0 = '(<|&lt;)';
$Protocol = '(http:\/\/|(ftp:\/\/|https:\/\/))'; // only http:// gets removed, other protocolls are shown
$Domain = '([\w-]+\.[\w-.]+)';
$Subdir = '([\w\-\.,@?^=%&;:\/~\+#]*[\w\-\@?^=%&\/~\+#])?';
$optBracket = '(>|&gt;)';
$Expr = '/' .$optBracket0. $NotAnchor . $Protocol . $Domain . $Subdir . $optBracket . '/i';
// use preg_replace_callback as we experienced problems with https links
$result2 = preg_replace_callback($Expr, function ($match)
{
return $match[1]."<a href=\"".($match[2]&&!$match[3]?$match[2]:'').($match[3]?$match[3]:'').$match[4].$match[5]."\" target=\"_blank\">".$match[4].$match[5]."</a>".$match[6];
}, $result);
if (true) // hack to keep IDE from complaing about double assignments
{
// First match things beginning with http:// (or other protocols)
$Protocol = '(http:\/\/|(ftp:\/\/|https:\/\/))'; // only http:// gets removed, other protocolls are shown
$Domain = '([\w-]+\.[\w-.]+)';
$Subdir = '([\w\-\.,@?^=%&;:\/~\+#]*[\w\-\@?^=%&\/~\+#])?';
$optStuff = '(&quot;|&quot|;)?';
$Expr = '/' . $NotAnchor . $Protocol . $Domain . $Subdir . $optStuff . '/i';
// use preg_replace_callback as we experienced problems with https links
$result3 = preg_replace_callback($Expr, function ($match)
{
$additionalQuote="";//at the end, ...
// only one &quot at the end is found. chance is, it is not belonging to the URL
if ($match[5]==';' && (strlen($match[4])-6) >=0 && strpos($match[4],'&quot',strlen($match[4])-6)!==false && strpos(substr($match[4],0,strlen($match[4])-6),'&quot')===false)
{
$match[4] = substr($match[4],0,strpos($match[4],'&quot',strlen($match[4])-6));
$additionalQuote = "&quot;";
}
// if there is quoted stuff within the URL then we have at least one more &quot; in match[4], so chance is the last &quot is matched by the one within
if ($match[5]==';' && (strlen($match[4])-6) >=0 && strpos($match[4],'&quot',strlen($match[4])-6)!==false && strpos(substr($match[4],0,strlen($match[4])-6),'&quot')!==false)
{
$match[4] .= $match[5];
}
if ($match[5]==';'&&$match[4]=="&quot")
{
$match[4] ='';
$additionalQuote = "&quot;";
}
//error_log(__METHOD__.__LINE__.array2string($match));
return "<a href=\"".($match[1]&&!$match[2]?$match[1]:'').($match[2]?$match[2]:'').$match[3].$match[4]."\" target=\"_blank\">".$match[3].$match[4]."</a>$additionalQuote";
}, $result2);
// Now match things beginning with www.
$optBracket0 = '(<|&lt;)?';
$NotHTTP = '(?<!:\/\/|" target=\"_blank\">)'; // avoid running again on http://www links already handled above
$Domain2 = 'www(\.[\w-.]+)';
$Subdir2 = '([\w\-\.,@?^=%&:\/~\+#]*[\w\-\@?^=%&\/~\+#])?';
$optBracket = '(>|&gt;|&gt|;)?';
$Expr = '/' .$optBracket0. $NotAnchor . $NotHTTP . $Domain2 . $Subdir2 .$optBracket. '/i';
//$Expr = '/' . $NotAnchor . $NotHTTP . $Domain . $Subdir . $optBracket . '/i';
// use preg_replace_callback as we experienced problems with links such as <www.example.tld/pfad/zu/einer/pdf-Datei.pdf>
$result4 = preg_replace_callback( $Expr, function ($match) {
//error_log(__METHOD__.__LINE__.array2string($match));
if ($match[4]==';' && (strlen($match[3])-4) >=0 && strpos($match[3],'&gt',strlen($match[3])-4)!==false)
{
$match[3] = substr($match[3],0,strpos($match[3],'&gt',strlen($match[3])-4));
$match[4] = "&gt;";
}
if ($match[4]==';'&&$match[3]=="&gt")
{
$match[3] ='';
$match[4] = "&gt;";
}
//error_log(__METHOD__.__LINE__.array2string($match));
return $match[1]."<a href=\"http://www".$match[2].$match[3]."\" target=\"_blank\">"."www".$match[2].$match[3]."</a>".$match[4];
}, $result3 );
}
return $result4;
}
/**
* escapes chars with special meaning in html as entities
*
* Allows to use and char in the html-output and prevents XSS attacks.
* Some entities are allowed and get NOT escaped: -> prevented by 4th param = doubleencode=false
* - &# some translations (AFAIK: the arabic ones) need this;
* - &nbsp; &lt; &gt; for convenience -> should not happen anymore, as we do not doubleencode anymore (20101020)
*
* @param string $str string to escape
* @param boolean $double_encoding =false do we want double encoding or not, default no
* @return string
*/
static function htmlspecialchars($str, $double_encoding=false)
{
return htmlspecialchars($str,ENT_COMPAT,Translation::charset(),$double_encoding);
}
/**
* allows to show and select one item from an array
*
* @param string $name string with name of the submitted var which holds the key of the selected item form array
* @param string|array $key key(s) of already selected item(s) from $arr, eg. '1' or '1,2' or array with keys
* @param array $arr array with items to select, eg. $arr = array ( 'y' => 'yes','n' => 'no','m' => 'maybe');
* @param boolean $no_lang NOT run the labels of the options through lang(), default false=use lang()
* @param string $options additional options (e.g. 'width')
* @param int $multiple number of lines for a multiselect, default 0 = no multiselect, < 0 sets size without multiple
* @param boolean $enhanced Use enhanced selectbox with search. Null for default yes if more than 12 options.
* @return string to set for a template or to echo into html page
*/
static function select($name, $key, $arr=0,$no_lang=false,$options='',$multiple=0,$enhanced=null)
{
if(is_null($enhanced)) $enhanced = false; //disabled by default (count($arr) > self::SELECT_ENHANCED_ROW_COUNT);
if (!is_array($arr))
{
$arr = array('no','yes');
}
if ((int)$multiple > 0)
{
$options .= ' multiple="1" size="'.(int)$multiple.'"';
if (substr($name,-2) != '[]')
{
$name .= '[]';
}
}
elseif($multiple < 0)
{
$options .= ' size="'.abs($multiple).'"';
}
// fix width for MSIE < 9 in/for selectboxes
if (Header\UserAgent::type() == 'msie' && Header\UserAgent::version() < 9)
{
if (stripos($options,'onfocus="') === false)
{
$options .= ' onfocus="window.dropdown_menu_hack(this);" ';
}
else
{
$options = str_ireplace('onfocus="','onfocus="window.dropdown_menu_hack(this);',$options);
}
}
$out = "<select name=\"$name\" $options>\n";
if (!is_array($key))
{
// explode on ',' only if multiple values expected and the key contains just numbers and commas
$key = $multiple > 0 && preg_match('/^[,0-9]+$/',$key) ? explode(',',$key) : array($key);
}
foreach($arr as $k => $data)
{
if (!is_array($data) || count($data) == 2 && isset($data['label']) && isset($data['title']))
{
$out .= self::select_option($k,is_array($data)?$data['label']:$data,$key,$no_lang,
is_array($data)?$data['title']:'');
}
else
{
if (isset($data['lable']))
{
$k = $data['lable'];
unset($data['lable']);
}
$out .= '<optgroup label="'.self::htmlspecialchars($no_lang || $k == '' ? $k : lang($k))."\">\n";
foreach($data as $k => $label)
{
$out .= self::select_option($k,is_array($label)?$label['label']:$label,$key,$no_lang,
is_array($label)?$label['title']:'');
}
$out .= "</optgroup>\n";
}
}
$out .= "</select>\n";
if($enhanced) {
Framework::includeJS('/api/js/jquery/chosen/chosen.jquery.js');
Framework::includeCSS('/api/js/jquery/chosen/chosen.css',null,false);
$out .= "<script>var lab = egw_LAB || \$LAB; lab.wait(function() {\jQuery(function() {if(\jQuery().chosen) \jQuery('select[name=\"$name\"]').chosen({width: '100%'});});})</script>\n";
}
return $out;
}
/**
* emulating a multiselectbox using checkboxes
*
* Unfortunaly this is not in all aspects like a multi-selectbox, eg. you cant select options via javascript
* in the same way. Therefor I made it an extra function.
*
* @param string $name string with name of the submitted var which holds the key of the selected item form array
* @param string|array $key key(s) of already selected item(s) from $arr, eg. '1' or '1,2' or array with keys
* @param array $arr array with items to select, eg. $arr = array ( 'y' => 'yes','n' => 'no','m' => 'maybe');
* @param boolean $no_lang NOT run the labels of the options through lang(), default false=use lang()
* @param string $options additional options (e.g. 'width')
* @param int $multiple number of lines for a multiselect, default 3
* @param boolean $selected_first show the selected items before the not selected ones, default true
* @param string $style ='' extra style settings like "width: 100%", default '' none
* @return string to set for a template or to echo into html page
*/
static function checkbox_multiselect($name, $key, $arr=0,$no_lang=false,$options='',$multiple=3,$selected_first=true,$style='',$enhanced = null)
{
//echo "<p align=right>checkbox_multiselect('$name',".array2string($key).",".array2string($arr).",$no_lang,'$options',$multiple,$selected_first,'$style')</p>\n";
if(is_null($enhanced)) $enhanced = (count($arr) > self::SELECT_ENHANCED_ROW_COUNT);
if (!is_array($arr))
{
$arr = array('no','yes');
}
if ((int)$multiple <= 0) $multiple = 1;
if (substr($name,-2) != '[]')
{
$name .= '[]';
}
$base_name = substr($name,0,-2);
if($enhanced) return self::select($name, $key, $arr,$no_lang,$options." style=\"$style\" ",$multiple,$enhanced);
if (!is_array($key))
{
// explode on ',' only if multiple values expected and the key contains just numbers and commas
$key = preg_match('/^[,0-9]+$/',$key) ? explode(',',$key) : array($key);
}
$html = '';
$options_no_id = preg_replace('/id="[^"]+"/i','',$options);
if ($selected_first)
{
$selected = $not_selected = array();
foreach($arr as $val => $label)
{
if (in_array((string)$val,$key))
{
$selected[$val] = $label;
}
else
{
$not_selected[$val] = $label;
}
}
$arr = $selected + $not_selected;
}
$max_len = 0;
foreach($arr as $val => $label)
{
if (is_array($label))
{
$title = $label['title'];
$label = $label['label'];
}
else
{
$title = '';
}
if ($label && !$no_lang) $label = lang($label);
if ($title && !$no_lang) $title = lang($title);
if (strlen($label) > $max_len) $max_len = strlen($label);
$html .= self::label(self::checkbox($name,in_array((string)$val,$key),$val,$options_no_id.
' id="'.$base_name.'['.$val.']'.'"').self::htmlspecialchars($label),
$base_name.'['.$val.']','',($title ? 'title="'.self::htmlspecialchars($title).'" ':''))."<br />\n";
}
if ($style && substr($style,-1) != ';') $style .= '; ';
if (strpos($style,'height')===false) $style .= 'height: '.(1.7*$multiple).'em; ';
if (strpos($style,'width')===false) $style .= 'width: '.(4+$max_len*($max_len < 15 ? 0.65 : 0.6)).'em; ';
$style .= 'background-color: white; overflow: auto; border: lightgray 2px inset; text-align: left;';
return self::div($html,$options,'',$style);
}
/**
* generates an option-tag for a selectbox
*
* @param string $value value
* @param string $label label
* @param mixed $selected value or array of values of options to mark as selected
* @param boolean $no_lang NOT running the label through lang(), default false=use lang()
* @param string $extra extra text, e.g.: style="", default: ''
* @return string html
*/
static function select_option($value,$label,$selected,$no_lang=0,$title='',$extra='')
{
// the following compares strict as strings, to archive: '0' == 0 != ''
// the first non-strict search via array_search, is for performance reasons, to not always search the whole array with php
if (($found = ($key = array_search($value,$selected)) !== false) && (string) $value !== (string) $selected[$key])
{
$found = false;
foreach($selected as $sel)
{
if (($found = (((string) $value) === ((string) $selected[$key])))) break;
}
unset($sel);
}
return '<option value="'.self::htmlspecialchars($value).'"'.($found ? ' selected="selected"' : '') .
($title ? ' title="'.self::htmlspecialchars($no_lang ? $title : lang($title)).'"' : '') .
($extra ? ' ' . $extra : '') . '>'.
self::htmlspecialchars($no_lang || $label == '' ? $label : lang($label)) . "</option>\n";
}
/**
* generates a div-tag
*
* @param string $content of a div, or '' to generate only the opening tag
* @param string $options to include in the tag, default ''=none
* @param string $class css-class attribute, default ''=none
* @param string $style css-styles attribute, default ''=none
* @return string html
*/
static function div($content,$options='',$class='',$style='')
{
if ($class) $options .= ' class="'.$class.'"';
if ($style) $options .= ' style="'.$style.'"';
return "<div $options>\n".($content ? "$content</div>\n" : '');
}
/**
* generate one or more hidden input tag(s)
*
* @param array|string $vars var-name or array with name / value pairs
* @param string $value value if $vars is no array, default ''
* @param boolean $ignore_empty if true all empty, zero (!) or unset values, plus filer=none
* @param string html
*/
static function input_hidden($vars,$value='',$ignore_empty=True)
{
if (!is_array($vars))
{
$vars = array( $vars => $value );
}
foreach($vars as $name => $value)
{
if (is_array($value))
{
$value = json_encode($value);
}
if (!$ignore_empty || $value && !($name == 'filter' && $value == 'none')) // dont need to send all the empty vars
{
$html .= "<input type=\"hidden\" name=\"$name\" value=\"".self::htmlspecialchars($value)."\" />\n";
}
}
return $html;
}
/**
* generate a textarea tag
*
* @param string $name name attr. of the tag
* @param string $value default
* @param boolean $ignore_empty if true all empty, zero (!) or unset values, plus filer=none
* @param boolean $double_encoding =false do we want double encoding or not, default no
* @param string html
*/
static function textarea($name,$value='',$options='',$double_encoding=false)
{
return "<textarea name=\"$name\" $options>".self::htmlspecialchars($value,$double_encoding)."</textarea>\n";
}
/**
* Checks if HTMLarea (or an other richtext editor) is availible for the used browser
*
* @return boolean
*/
static function htmlarea_availible()
{
// this one is for testing how it will turn out, if you do not have the device or agent ready at your fingertips
// if (stripos($_SERVER[HTTP_USER_AGENT],'mozilla') !== false) return false;
// CKeditor will doublecheck availability for us, but its fallback does not look nice, and you will get
// no conversion of html content to plain text, so we provide a check for known USER_AGENTS to fail the test
return true;
}
/**
* compability static function for former used htmlarea. Please use static function fckeditor now!
*
* creates a textarea inputfield for the htmlarea js-widget (returns the necessary html and js)
*/
static function htmlarea($name,$content='',$style='',$base_href=''/*,$plugins='',$custom_toolbar='',$set_width_height_in_config=false*/)
{
/*if (!self::htmlarea_availible())
{
return self::textarea($name,$content,'style="'.$style.'"');
}*/
return self::fckEditor($name, $content, $style, array('toolbar_expanded' =>'true'), '400px', '100%', $base_href);
}
/**
* this static function is a wrapper for fckEditor to create some reuseable layouts
*
* @param string $_name name and id of the input-field
* @param string $_content of the tinymce (will be run through htmlspecialchars !!!), default ''
* @param string $_mode display mode of the tinymce editor can be: simple, extended or advanced
* @param array $_options (toolbar_expanded true/false)
* @param string $_height ='400px'
* @param string $_width ='100%'
* @param string $_start_path ='' if passed activates the browser for image at absolute path passed
* @param boolean $_purify =true run $_content through htmlpurifier before handing it to fckEditor
* @param mixed (boolean/string) $_focusToBody=false USED only for CKEDIOR true means yes, focus on top, you may specify TOP or BOTTOM (to focus on the end of the editor area)
* @param string $_executeJSAfterInit ='' Javascript to be executed after InstanceReady of CKEditor
* @return string the necessary html for the textarea
*/
static function fckEditor($_name, $_content, $_mode, $_options=array('toolbar_expanded' =>'true'),
$_height='400px', $_width='100%',$_start_path='',$_purify=true, $_focusToBody=false, $_executeJSAfterInit='')
{
if (!self::htmlarea_availible() || $_mode == 'ascii')
{
return self::textarea($_name,$_content,'style="width: '.$_width.'; height: '.$_height.';" id="'.htmlspecialchars($_name).'"');
}
//include the ckeditor js file
Framework::includeJS('ckeditor','ckeditor','phpgwapi');
// run content through htmlpurifier
if ($_purify && !empty($_content))
$_content = self::purify($_content);
// By default the editor start expanded
$expanded = isset($_options['toolbar_expanded']) ?
$_options['toolbar_expanded'] == 'true' : true;
//Get the height in pixels from the pixels parameter
$pxheight = (strpos('px', $_height) === false) ?
(empty($_height) ? 400 : $_height) : str_replace('px', '', $_height);
// User preferences
$font = $GLOBALS['egw_info']['user']['preferences']['common']['rte_font'];
$font_size = Html\CkEditorConfig::font_size_from_prefs();
$font_span = '<span '.($font||$font_size?'style=\"':'').($font?'font-family:'.$font.'; ':'').($font_size?'font-size:'.$font_size.'; ':'').'\">';
if (empty($font) && empty($font_size)) $font_span = '';
// we need to enable double encoding here, as ckEditor has to undo one level of encoding
// otherwise < and > chars eg. from html markup entered in regular (not source) input, will turn into html!
//error_log(__METHOD__.__LINE__.' '.Header\UserAgent::type().','.Header\UserAgent::version());
return self::textarea($_name,$_content,'id="'.htmlspecialchars($_name).'"',true). // true = double encoding
'
<script type="text/javascript">
window.CKEDITOR_BASEPATH="'.$GLOBALS['egw_info']['server']['webserver_url'].'/api/js/ckeditor/";
egw_LAB.wait(function() {
CKEDITOR.replace("'.$_name.'", '.Html\CkEditorConfig::get_ckeditor_config($_mode,
$pxheight, $expanded, $_start_path).');
CKEDITOR.addCss("body { margin: 5px; }");
CKEDITOR.instances["'.$_name.'"].on(
"instanceReady",
function (ev)
{
//alert("CKEditorLoad:"+"'.$_focusToBody.'");
'.($_focusToBody?'
ev.editor.focus();':'').'
var d = ev.editor.document;
var r = new CKEDITOR.dom.range(d);
r.collapse(true);
r.selectNodeContents(d.getBody());
r.collapse('.($_focusToBody==='BOTTOM'?'false':'true').');
r.select();'.($font_span?'
//this stuff is needed, as the above places the caret just before the span tag
var sN = r.startContainer.getNextSourceNode();
//FF is selecting the span with getNextSourceNode, other browsers need to fetch it with getNext
r.selectNodeContents(((typeof sN.getName==="function") && sN.getName()=="span"?r.startContainer.getNextSourceNode():r.startContainer.getNextSourceNode().getNext()));
r.collapse(true);
r.select();'.'':'').'
ev.editor.resize("100%", '.str_replace('px', '', $pxheight).');
'.($_executeJSAfterInit?$_executeJSAfterInit:'').'
}
);'.
(trim($_content) == '' && $font_span ? 'CKEDITOR.instances["'.$_name.'"].setData("'.$font_span.'&#8203;</span>");' : '').
'});
</script>
';
}
/**
* this static function is a wrapper for tinymce to create some reuseable layouts
*
* Please note: if you did not run init_tinymce already you this static function need to be called before the call to phpgw_header() !!!
*
* @param string $_name name and id of the input-field
* @param string $_mode display mode of the tinymce editor can be: simple, extended or advanced
* @param string $_content ='' of the tinymce (will be run through htmlspecialchars !!!), default ''
* @param string $_height ='400px'
* @param string $_width ='100%'
* @param boolean $_purify =true
* @param string $_border ='0px' NOT used for CKEditor
* @param mixed (boolean/string) $_focusToBody=false USED only for CKEDIOR true means yes, focus on top, you may specify TOP or BOTTOM (to focus on the end of the editor area)
* @param string $_executeJSAfterInit ='' Javascript to be executed after InstanceReady of CKEditor
* @return string the necessary html for the textarea
*/
static function fckEditorQuick($_name, $_mode, $_content='', $_height='400px', $_width='100%',$_purify=true, $_border='0px',$_focusToBody=false,$_executeJSAfterInit='')
{
if (!self::htmlarea_availible() || $_mode == 'ascii')
{
//TODO: use self::textarea
return "<textarea name=\"$_name\" style=\"".($_width?" width:".$_width.';':" width:100%;").($_height?" height:".$_height.';':" height:400px;").($_border?" border:".$_border.';':" border:0px;")."\">$_content</textarea>";
}
else
{
return self::fckEditor($_name, $_content, $_mode, array(), $_height, $_width,'',$_purify,$_focusToBody,$_executeJSAfterInit);
}
}
/**
* represents html's input tag
*
* @param string $name name
* @param string $value default value of the field
* @param string $type type, default ''=not specified = text
* @param string $options attributes for the tag, default ''=none
*/
static function input($name,$value='',$type='',$options='' )
{
switch ((string)$type)
{
case '';
break;
default:
$type = 'type="'.htmlspecialchars($type).'"';
}
return "<input $type name=\"$name\" value=\"".self::htmlspecialchars($value)."\" $options />\n";
}
static protected $default_background_images = array(
'save' => '/save(&|\]|$)/',
'apply' => '/apply(&|\]|$)/',
'cancel' => '/cancel(&|\]|$)/',
'delete' => '/delete(&|\]|$)/',
'edit' => '/edit(&|\]|$)/',
'next' => '/(next|continue)(&|\]|$)/',
'finish' => '/finish(&|\]|$)/',
'back' => '/(back|previous)(&|\]|$)/',
'copy' => '/copy(&|\]|$)/',
'more' => '/more(&|\]|$)/',
'check' => '/(yes|check)(&|\]|$)/',
'cancelled' => '/no(&|\]|$)/',
'ok' => '/ok(&|\]|$)/',
'close' => '/close(&|\]|$)/',
'add' => '/(add(&|\]|$)|create)/', // customfields use create*
);
static protected $default_classes = array(
'et2_button_cancel' => '/cancel(&|\]|$)/', // yellow
'et2_button_question' => '/(yes|no)(&|\]|$)/', // yellow
'et2_button_delete' => '/delete(&|\]|$)/' // red
);
/**
* represents html's button (input type submit or input type button or image)
*
* @param string $name name
* @param string $label label of the button
* @param string $onClick javascript to call, when button is clicked
* @param boolean $no_lang NOT running the label through lang(), default false=use lang()
* @param string $options attributes for the tag, default ''=none
* @param string $image to show instead of the label, default ''=none
* @param string $app app to search the image in
* @param string $buttontype which type of html button (button|submit), default ='submit'
* @return string html
*/
static function submit_button($name,$label,$onClick='',$no_lang=false,$options='',$image='',$app='phpgwapi', $buttontype='submit')
{
// workaround for idots and IE button problem (wrong cursor-image)
if (Header\UserAgent::type() == 'msie')
{
$options .= ' style="cursor: pointer;"';
}
// add et2_classes to "old" buttons
$classes = array('et2_button');
if ($image != '')
{
$image = str_replace(array('.gif','.GIF','.png','.PNG'),'',$image);
if (!($path = Image::find($app, $image)))
{
$path = $image; // name may already contain absolut path
}
$image = ' src="'.$path.'"';
$classes[] = 'image_button';
}
if (!$no_lang)
{
$label = lang($label);
}
if (($accesskey = @strstr($label,'&')) && $accesskey[1] != ' ' &&
(($pos = strpos($accesskey,';')) === false || $pos > 5))
{
$label_u = str_replace('&'.$accesskey[1],'<u>'.$accesskey[1].'</u>',$label);
$label = str_replace('&','',$label);
$options .= ' accesskey="'.$accesskey[1].'" '.$options;
}
else
{
$accesskey = '';
$label_u = $label;
}
if ($onClick) $options .= ' onclick="'.str_replace('"','\\"',$onClick).'"';
// add default background-image to get et2 like buttons
foreach(self::$default_background_images as $img => $reg_exp)
{
if (preg_match($reg_exp, $name) && ($url = Image::find($GLOBALS['egw_info']['flags']['currentapp'], $img)))
{
$options .= ' style="background-image: url('.$url.');"';
$classes[] = 'et2_button_with_image et2_button_text';
break;
}
}
// add default class for cancel, delete or yes/no buttons
foreach(self::$default_classes as $class => $reg_exp)
{
if (preg_match($reg_exp, $name))
{
$classes[] = $class;
break;
}
}
if (strpos($options, 'class="') !== false)
{
$options = str_replace('class="', 'class="'.implode(' ', $classes).' ', $options);
}
else
{
$options .= ' class="'.implode(' ', $classes).'"';
}
return '<button type="'.$buttontype.'" name="'.htmlspecialchars($name).
'" value="'.htmlspecialchars($label).
'" '.$options.'>'.
($image != '' ? '<img'.$image.' title="'.self::htmlspecialchars($label).'"> ' : '').
($image == '' || $accesskey ? self::htmlspecialchars($label_u) : '').'</button>';
}
/**
* creates an absolut link + the query / get-variables
*
* Example link('/index.php?menuaction=infolog.uiinfolog.get_list',array('info_id' => 123))
* gives 'http://domain/phpgw-path/index.php?menuaction=infolog.uiinfolog.get_list&info_id=123'
*
* @param string $_url egw-relative link, may include query / get-vars
* @param array|string $vars query or array ('name' => 'value', ...) with query
* @return string absolut link already run through $phpgw->link
*/
static function link($_url,$vars='')
{
if (!is_array($vars))
{
parse_str($vars,$vars);
}
list($url,$v) = explode('?', $_url); // url may contain additional vars
if ($v)
{
parse_str($v,$v);
$vars += $v;
}
return Framework::link($url,$vars);
}
/**
* represents html checkbox
*
* @param string $name name
* @param boolean $checked box checked on display
* @param string $value value the var should be set to, default 'True'
* @param string $options attributes for the tag, default ''=none
* @return string html
*/
static function checkbox($name,$checked=false,$value='True',$options='')
{
return '<input type="checkbox" name="'.$name.'" value="'.self::htmlspecialchars($value).'"' .($checked ? ' checked="1"' : '') . "$options />\n";
}
/**
* represents a html form
*
* @param string $content of the form, if '' only the opening tag gets returned
* @param array $hidden_vars array with name-value pairs for hidden input fields
* @param string $_url eGW relative URL, will be run through the link function, if empty the current url is used
* @param string|array $url_vars parameters for the URL, send to link static function too
* @param string $name name of the form, defaul ''=none
* @param string $options attributes for the tag, default ''=none
* @param string $method method of the form, default 'POST'
* @return string html
*/
static function form($content,$hidden_vars,$_url,$url_vars='',$name='',$options='',$method='POST')
{
$url = $_url ? self::link($_url, $url_vars) : $_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING'];
$html = "<form method=\"$method\" ".($name != '' ? "name=\"$name\" " : '')."action=\"$url\" $options>\n";
$html .= self::input_hidden($hidden_vars);
if ($content)
{
$html .= $content;
$html .= "</form>\n";
}
return $html;
}
/**
* represents a html form with one button
*
* @param string $name name of the button
* @param string $label label of the button
* @param array $hidden_vars array with name-value pairs for hidden input fields
* @param string $url eGW relative URL, will be run through the link function
* @param string|array $url_vars parameters for the URL, send to link static function too
* @param string $options attributes for the tag, default ''=none
* @param string $form_name name of the form, defaul ''=none
* @param string $method method of the form, default 'POST'
* @return string html
*/
static function form_1button($name,$label,$hidden_vars,$url,$url_vars='',$form_name='',$method='POST')
{
return self::form(self::submit_button($name,$label),$hidden_vars,$url,$url_vars,$form_name,' style="display: inline-block"',$method);
}
const THEAD = 1;
const TFOOT = 2;
const TBODY = 3;
static $part2tag = array(
self::THEAD => 'thead',
self::TFOOT => 'tfoot',
self::TBODY => 'tbody',
);
/**
* creates table from array of rows
*
* abstracts the html stuff for the table creation
* Example: $rows = array (
* 'h1' => array( // optional header row(s)
* ),
* 'f1' => array( // optional footer row(s)
* ),
* '1' => array(
* 1 => 'cell1', '.1' => 'colspan=3',
* 2 => 'cell2',
* 3 => 'cell3', '.3' => 'width="10%"'
* ),'.1' => 'BGCOLOR="#0000FF"' );
* table($rows,'width="100%"') = '<table width="100%"><tr><td colspan=3>cell1</td><td>cell2</td><td width="10%">cell3</td></tr></table>'
*
* @param array $rows with rows, each row is an array of the cols
* @param string $options options for the table-tag
* @param boolean $no_table_tr dont return the table- and outmost tr-tabs, default false=return table+tr
* @return string with html-code of the table
*/
static function table($rows,$options = '',$no_table_tr=False)
{
$html = $no_table_tr ? '' : "<table $options>\n";
$part = 0;
foreach($rows as $key => $row)
{
if (!is_array($row))
{
continue; // parameter
}
// get the current part from the optional 'h' or 'f' prefix of the key
$p = $key[0] == 'h' ? self::THEAD : ($key[0] == 'f' ? self::TFOOT : self::TBODY);
if ($part < $p && ($part || $p < self::TBODY)) // add only allowed and neccessary transitions
{
if ($part) $html .= '</'.self::$part2tag[$part].">\n";
$html .= '<'.self::$part2tag[$part=$p].">\n";
}
$html .= $no_table_tr && $key == 1 ? '' : "\t<tr ".$rows['.'.$key].">\n";
foreach($row as $key => $cell)
{
if ($key[0] == '.')
{
continue; // parameter
}
$table_pos = strpos($cell,'<table');
$td_pos = strpos($cell,'<td');
if ($td_pos !== False && ($table_pos === False || $td_pos < $table_pos))
{
$html .= $cell;
}
else
{
$html .= "\t\t<td ".$row['.'.$key].">$cell</td>\n";
}
}
$html .= "\t</tr>\n";
}
if (!is_array($rows))
{
echo "<p>".function_backtrace()."</p>\n";
}
if ($part) // close current part
{
$html .= "</".self::$part2tag[$part].">\n";
}
$html .= "</table>\n";
if ($no_table_tr)
{
$html = substr($html,0,-16);
}
return $html;
}
/**
* changes a selectbox to submit the form if it gets changed, to be used with the sbox-class
*
* @param string $sbox html with the select-box
* @param boolean $no_script if true generate a submit-button if javascript is off
* @return string html
*/
static function sbox_submit( $sbox,$no_script=false )
{
$html = str_replace('<select','<select onchange="this.form.submit()" ',$sbox);
if ($no_script)
{
$html .= '<noscript>'.self::submit_button('send','>').'</noscript>';
}
return $html;
}
/**
* html-widget showing progessbar with a view div's (html4 only, textual percentage otherwise)
*
* @param mixed $_percent percent-value, gets casted to int
* @param string $_title title for the progressbar, default ''=the percentage itself
* @param string $options attributes for the outmost div (may include onclick="...")
* @param string $width width, default 30px
* @param string $color color, default '#D00000' (dark red)
* @param string $height height, default 5px
* @return string html
*/
static function progressbar($_percent, $_title='',$options='',$width='',$color='',$height='' )
{
$percent = (int)$_percent;
if (!$width) $width = '30px';
if (!$height)$height= '5px';
if (!$color) $color = '#D00000';
$title = $_title ? self::htmlspecialchars($_title) : $percent.'%';
if (self::$netscape4)
{
return $title;
}
return '<div class="onlyPrint">'.$title.'</div><div class="noPrint" title="'.$title.'" '.$options.
' style="height: '.$height.'; width: '.$width.'; border: 1px solid black; padding: 1px; text-align: left;'.
(@stristr($options,'onclick="') ? ' cursor: pointer;' : '').'">'."\n\t".
'<div style="height: '.$height.'; width: '.$percent.'%; background: '.$color.';"></div>'."\n</div>\n";
}
/**
* representates a html img tag, output a picture
*
* If the name ends with a '%' and the rest is numeric, a progressionbar is shown instead of an image.
* The vfs:/ pseudo protocoll allows to access images in the vfs, eg. vfs:/home/ralf/me.png
* Instead of a name you specify an array with get-vars, it is passed to eGW's link function.
* This way session-information gets passed, eg. $name=array('menuaction'=>'myapp.class.image','id'=>123).
*
* @param string $app app-name to search the image
* @param string|array $name image-name or URL (incl. vfs:/) or array with get-vars
* @param string $title tooltip, default '' = none
* @param string $options further options for the tag, default '' = none
* @return string the html
*/
static function image( $app,$name,$title='',$options='' )
{
if (is_array($name)) // menuaction and other get-vars
{
$name = $GLOBALS['egw']->link('/index.php',$name);
}
if (substr($name,0,5) == 'vfs:/') // vfs pseudo protocoll
{
$name = Framework::link(Vfs::download_url(substr($name,4)));
}
if ($name[0] == '/' || substr($name,0,7) == 'http://' || substr($name,0,8) == 'https://' || stripos($name,'api/thumbnail.php') )
{
if (!($name[0] == '/' || substr($name,0,7) == 'http://' || substr($name,0,8) == 'https://')) $name = '/'.$name;
$url = $name;
}
else // no URL, so try searching the image
{
$name = str_replace(array('.gif','.GIF','.png','.PNG'),'',$name);
if (!($url = Image::find($app,$name)))
{
$url = $name; // name may already contain absolut path
}
if($GLOBALS['egw_info']['server']['webserver_url'])
{
list(,$path) = explode($GLOBALS['egw_info']['server']['webserver_url'],$url);
if (!is_null($path)) $path = EGW_SERVER_ROOT.$path;
}
else
{
$path = EGW_SERVER_ROOT.$url;
}
if (is_null($path) || (!@is_readable($path) && stripos($path,'webdav.php')===false))
{
// if the image-name is a percentage, use a progressbar
if (substr($name,-1) == '%' && is_numeric($percent = substr($name,0,-1)))
{
return self::progressbar($percent,$title);
}
return $title;
}
}
if ($title)
{
$options .= ' title="'.self::htmlspecialchars($title).'"';
}
// This block makes pngfix.js useless, adding a check on disable_pngfix to have pngfix.js do its thing
if (Header\UserAgent::type() == 'msie' && Header\UserAgent::version() < 7.0 && substr($url,-4) == '.png' && ($GLOBALS['egw_info']['user']['preferences']['common']['disable_pngfix'] || !isset($GLOBALS['egw_info']['user']['preferences']['common']['disable_pngfix'])))
{
$extra_styles = "display: inline-block; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='$url',sizingMethod='image'); width: 1px; height: 1px;";
if (false!==strpos($options,'style="'))
{
$options = str_replace('style="','style="'.$extra_styles, $options);
}
else
{
$options .= ' style="'.$extra_styles.'"';
}
return "<span $options></span>";
}
return "<img src=\"$url\" $options />";
}
/**
* representates a html link
*
* @param string $content of the link, if '' only the opening tag gets returned
* @param string $url eGW relative URL, will be run through the link function
* @param string|array $vars parameters for the URL, send to link static function too
* @param string $options attributes for the tag, default ''=none
* @return string the html
*/
static function a_href( $content,$url,$vars='',$options='')
{
if (is_array($url))
{
$vars = $url;
$url = '/index.php';
}
elseif (strpos($url,'/')===false &&
count(explode('.',$url)) >= 3 &&
!(strpos($url,'mailto:')!==false ||
strpos($url,'://')!==false ||
strpos($url,'javascript:')!==false))
{
$url = "/index.php?menuaction=$url";
}
if ($url[0] == '/') // link relative to eGW
{
$url = self::link($url,$vars);
}
//echo "<p>self::a_href('".self::htmlspecialchars($content)."','$url',".print_r($vars,True).") = ".self::link($url,$vars)."</p>";
return '<a href="'.self::htmlspecialchars($url).'" '.$options.'>'.$content.'</a>';
}
/**
* representates a b tag (bold)
*
* @param string $content of the link, if '' only the opening tag gets returned
* @return string the html
*/
static function bold($content)
{
return '<b>'.($content?$content.'</b>':'');
}
/**
* representates a hr tag (horizontal rule)
*
* @param string $width default ''=none given
* @param string $options attributes for the tag, default ''=none
* @return string the html
*/
static function hr($width='',$options='')
{
if ($width) $options .= " width=\"$width\"";
return "<hr $options />\n";
}
/**
* formats option-string for most of the above functions
*
* Example: formatOptions('100%,,1','width,height,border') = ' width="100%" border="1"'
*
* @param mixed $options String (or Array) with option-values eg. '100%,,1'
* @param mixed $names String (or Array) with the option-names eg. 'WIDTH,HEIGHT,BORDER'
* @return string with options/attributes
*/
static function formatOptions($options,$names)
{
if (!is_array($options)) $options = explode(',',$options);
if (!is_array($names)) $names = explode(',',$names);
foreach($options as $n => $val)
{
if ($val != '' && $names[$n] != '')
{
$html .= ' '.strtolower($names[$n]).'="'.$val.'"';
}
}
return $html;
}
/**
* html style tag (incl. type)
*
* @param string $styles css-style definitions
* @return string html
*/
static function style($styles)
{
return $styles ? "<style type=\"text/css\">\n<!--\n$styles\n-->\n</style>" : '';
}
/**
* html label tag
*
* @param string $content the label
* @param string $id for the for attribute, default ''=none
* @param string $accesskey accesskey, default ''=none
* @param string $options attributes for the tag, default ''=none
* @return string the html
*/
static function label($content,$id='',$accesskey='',$options='')
{
if ($id != '')
{
$id = " for=\"$id\"";
}
if ($accesskey != '')
{
$accesskey = " accesskey=\"$accesskey\"";
}
return "<label$id$accesskey $options>$content</label>";
}
/**
* html fieldset, eg. groups a group of radiobuttons
*
* @param string $content the content
* @param string $legend legend / label of the fieldset, default ''=none
* @param string $options attributes for the tag, default ''=none
* @return string the html
*/
static function fieldset($content,$legend='',$options='')
{
$html = "<fieldset $options>".($legend ? '<legend>'.self::htmlspecialchars($legend).'</legend>' : '')."\n";
if ($content)
{
$html .= $content;
$html .= "\n</fieldset>\n";
}
return $html;
}
/**
* tree widget using dhtmlXtree
*
* Code inspired by Lars's Felamimail uiwidgets::createFolderTree()
*
* @author Lars Kneschke <lars-AT-kneschke.de> original code in felamimail
* @param array $_folders array of folders: pairs path => node (string label or array with keys: label, (optional) image, (optional) title, (optional) checked)
* @param string $_selected path of selected folder
* @param mixed $_topFolder =false node of topFolder or false for none
* @param string $_onNodeSelect ='alert' js static function to call if node gets selected
* @param string $tree ='foldertree' id of the div and name of the variable containing the tree object
* @param string $_divClass ='' css class of the div
* @param string $_leafImage ='' default image of a leaf-node, ''=default of foldertree, set it eg. 'folderClosed.gif' to show leafs as folders
* @param boolean|string $_onCheckHandler =false string with handler-name to display a checkbox for each folder, or false (default), 'null' switches checkboxes on without an handler!
* @param string $delimiter ='/' path-delimiter, default /
* @param string $folderImageDir =null string path to the tree menu images, null uses default path
* @param string|array $autoLoading =null EGw relative path or array with get parameter, both send through Framework::link
* @param string $dataMode ='JSON' data type for autoloading: XML, JSON, CSV
* @param boolean $dragndrop =false true to enable drag-n-drop (must be before autoloading get enabled!)
*
* @return string the html code, to be added into the template
*/
static function tree($_folders,$_selected,$_topFolder=false,$_onNodeSelect="null",$tree='foldertree',$_divClass='',
$_leafImage='',$_onCheckHandler=false,$delimiter='/',$folderImageDir=null,$autoLoading=null,$dataMode='JSON',
$dragndrop=false)
{
$webserver_url = $GLOBALS['egw_info']['server']['webserver_url'];
if (empty($folderImageDir))
{
$folderImageDir = $webserver_url.'/phpgwapi/templates/default/images';
}
// check if we have template-set specific image path
$image_path = $folderImageDir;
if ($webserver_url && $webserver_url != '/')
{
list(,$image_path) = explode($webserver_url, $image_path, 2);
}
$templated_path = strtr($image_path, array(
'/phpgwapi/templates/default' => $GLOBALS['egw']->framework->template_dir,
'/default/' => '/'.$GLOBALS['egw']->framework->template.'/',
));
if (file_exists(EGW_SERVER_ROOT.$templated_path.'/dhtmlxtree'))
{
$folderImageDir = ($webserver_url != '/' ? $webserver_url : '').$templated_path;
//error_log(__METHOD__."() setting templated image-path: $folderImageDir");
}
static $tree_initialised=false;
if (!$tree_initialised)
{
Framework::includeCSS('/api/js/dhtmlxtree/codebase/dhtmlxtree.css');
Framework::includeJS('/api/js/dhtmlxtree/codebase/dhtmlxcommon.js');
Framework::includeJS('/api/js/dhtmlxtree/sources/dhtmlxtree.js');
if ($autoLoading && $dataMode != 'XML') Framework::includeJS('/api/js/dhtmlxtree/sources/ext/dhtmlxtree_json.js');
$tree_initialised = true;
if (!$_folders && !$autoLoading) return null;
}
$html = self::div("\n",'id="'.$tree.'"',$_divClass).$html;
$html .= "<script type='text/javascript'>\n";
$html .= "var $tree;";
$html .= "egw_LAB.wait(function() {";
$html .= "$tree = new"." dhtmlXTreeObject('$tree','100%','100%',0);\n";
$html .= "$tree.parentObject.style.overflow='auto';\n"; // dhtmlXTree constructor has hidden hardcoded
if (Translation::charset() == 'utf-8') $html .= "if ($tree.setEscapingMode) $tree.setEscapingMode('utf8');\n";
$html .= "$tree.setImagePath('$folderImageDir/dhtmlxtree/');\n";
if($_onCheckHandler)
{
$html .= "$tree.enableCheckBoxes(1);\n";
$html .= "$tree.setOnCheckHandler('$_onCheckHandler');\n";
}
if ($dragndrop) $html .= "$tree.enableDragAndDrop(true);\n";
if ($autoLoading)
{
$autoLoading = is_array($autoLoading) ?
Framework::link('/index.php',$autoLoading) : Framework::link($autoLoading);
$html .= "$tree.setXMLAutoLoading('$autoLoading');\n";
if ($dataMode != 'XML') $html .= "$tree.setDataMode('$dataMode');\n";
// if no folders given, use xml url to load root, incl. setting of selected folder
if (!$_folders)
{
if ($_selected) $autoLoading .= '&selected='.urlencode($_selected);
unset($_selected);
$html .= "$tree.loadXML('$autoLoading');\n";
$html .= "});";
return $html."</script>\n";
}
}
$top = 0;
if ($_topFolder)
{
$top = '--topfolder--';
$topImage = '';
if (is_array($_topFolder))
{
$label = $_topFolder['label'];
if (isset($_topFolder['image']))
{
$topImage = $_topFolder['image'];
}
}
else
{
$label = $_topFolder;
}
$html .= "\n$tree.insertNewItem(0,'$top','".addslashes($label)."',$_onNodeSelect,'$topImage','$topImage','$topImage','CHILD,TOP');\n";
if (is_array($_topFolder) && isset($_topFolder['title']))
{
$html .= "$tree.setItemText('$top','".addslashes($label)."','".addslashes($_topFolder['title'])."');\n";
}
}
if (is_string($_folders))
{
switch($dataMode)
{
case 'JSON':
$html .= "$tree.loadJSONObject($_folders);\n"; break;
case 'XML':
$html .= "$tree.loadXMLString('$_folders');\n"; break;
}
}
else
{
// evtl. remove leading delimiter
if ($_selected[0] == $delimiter) $_selected = substr($_selected,1);
$n = 0;
foreach($_folders as $path => $data)
{
if (!is_array($data))
{
$data = array('label' => $data);
}
$image1 = $image2 = $image3 = '0';
// if _leafImage given, set it only for leaves, not for folders containing children
if ($_leafImage)
{
$image1 = $image2 = $image3 = "'".$_leafImage."'";
if (($next_item = array_slice($_folders, $n+1, 1, true)))
{
list($next_path) = each($next_item);
if (substr($next_path,0,strlen($path)+1) == $path.'/')
{
$image1 = $image2 = $image3 = '0';
}
}
}
if (isset($data['image']))
{
$image1 = $image2 = $image3 = "'".$data['image']."'";
}
// evtl. remove leading delimiter
if ($path[0] == $delimiter) $path = substr($path,1);
$folderParts = explode($delimiter,$path);
//get rightmost folderpart
$label = array_pop($folderParts);
if (isset($data['label'])) $label = $data['label'];
// the rest of the array is the name of the parent
$parentName = implode((array)$folderParts,$delimiter);
if(empty($parentName)) $parentName = $top;
$entryOptions = !isset($data['child']) || $data['child'] ? 'CHILD' : '';
if ($_onCheckHandler && $_selected) // check selected items on multi selection
{
if (!is_array($_selected)) $_selected = explode(',',$_selected);
if (array_search("$path",$_selected)!==false) $entryOptions .= ',CHECKED';
//echo "<p>path=$path, _selected=".print_r($_selected,true).": $entryOptions</p>\n";
}
// highlight current item
elseif ((string)$_selected === (string)$path)
{
$entryOptions .= ',SELECT';
}
$html .= "$tree.insertNewItem('".addslashes($parentName)."','".addslashes($path)."','".addslashes($label).
"',$_onNodeSelect,$image1,$image2,$image3,'$entryOptions');\n";
if (isset($data['title']))
{
$html .= "$tree.setItemText('".addslashes($path)."','".addslashes($label)."','".addslashes($data['title'])."');\n";
}
++$n;
}
}
$html .= "$tree.closeAllItems(0);\n";
if ($_selected)
{
foreach(is_array($_selected)?$_selected:array($_selected) as $path)
{
$html .= "$tree.openItem('".addslashes($path)."');\n";
}
}
else
{
$html .= "$tree.openItem('$top');\n";
}
$html .= "});";
$html .= "</script>\n";
return $html;
}
/**
* Runs HTMLPurifier over supplied html to remove malicious code
*
* @param string $html
* @param array|string $config =null - config to influence the behavior of current purifying engine
* @param array|string $spec =null - spec to influence the behavior of current purifying engine
* The $spec argument can be used to disallow an otherwise legal attribute for an element,
* or to restrict the attribute's values
* @param boolean $_force =null - force the config passed to be used without merging to the default
*/
static function purify($html,$config=null,$spec=array(),$_force=false)
{
return Html\HtmLawed::purify($html, $config, $spec, $_force);
}
}