egroupware/infolog/inc/class.bolink.inc.php

439 lines
12 KiB
PHP

<?php
/**************************************************************************\
* phpGroupWare - InfoLog Links *
* http://www.phpgroupware.org *
* Written by Ralf Becker <RalfBecker@outdoor-training.de> *
* -------------------------------------------- *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
include_once(PHPGW_INCLUDE_ROOT . '/infolog/inc/class.solink.inc.php');
/*!
@class bolink
@author ralfbecker
@abstract generalized linking between entries of phpGroupware apps - BO layer
@discussion This class is the BO-layer of the links
@discussion Links have to ends each pointing to an entry, an entry is a double:
@discussion app app-name or directory-name of an phpgw application, eg. 'infolog'
@discussion id this is the id, eg. an integer or a tupple like '0:INBOX:1234'
*/
class bolink extends solink
{
var $app_register = array( // this should be setup/extended by setup
'addressbook' => array(
'query' => 'addressbook_query',
'title' => 'addressbook_title',
'view' => array(
'menuaction' => 'addressbook.uiaddressbook.view'
),
'view_id' => 'ab_id'
),
'projects' => array(
'query' => 'projects_query',
'title' => 'projects_title',
'view' => array (
'menuaction' => 'projects.uiprocject.view_project'
),
'view_id' => 'project_id'
),
'calendar' => array(
'query' => 'calendar_query',
'title' => 'calendar_title',
'view' => array (
'menuaction' => 'calendar.uicalendar.view'
),
'view_id' => 'cal_id'
), /*
'email' => array(
'view' => array(
'menuaction' => 'email.uimessage.message'
),
'view_id' => 'msgball[acctnum:folder:msgnum]' // id is a tupple/array, fields separated by ':'
), */
'infolog' => array(
'query' => 'infolog.boinfolog.link_query',
'title' => 'infolog.boinfolog.link_title',
'view' => array(
'menuaction' => 'infolog.uiinfolog.get_list',
'action' => 'sp'
),
'view_id' => 'info_id',
)
);
function bolink( )
{
$this->solink( ); // call constructor of derived class
$this->public_functions += array( // extend the public_functions of solink
'query' => True,
'title' => True,
'view' => True
);
}
/*!
@function link
@syntax link( $app1,$id1,$app2,$id2='',$remark='',$user=0 )
@author ralfbecker
@abstract creats a link between $app1,$id1 and $app2,$id2 - $id1 does NOT need to exist yet
@param $app1 app of $id1
@param $id1 id of item to linkto or 0 if item not yet created or array with links of not created item
@param $app2 app of 2.linkend or array with links ($id2 not used)
@param $remark Remark to be saved with the link (defaults to '')
@param $owner Owner of the link (defaults to user)
@discussion Does NOT check if link already exists
@result db-errno or -1 (for param-error) or 0 for success
@result if $id1==0 or already an array: $id1 is array with links
*/
function link( $app1,&$id1,$app2,$id2='',$remark='',$owner=0 )
{
if ($this->debug)
{
echo "<p>bolink.link('$app1',$id1,'$app2',$id2,'$remark',$owner)</p>\n";
}
if (!$app1 || !$app2 || !$id1 && isarray($id2) || $app1 == $app2 && $id1 == $id2)
{
return -1;
}
if (is_array($id1) || !$id1) // create link only in $id1 array
{
if (!is_array($id1))
{
$id1 = array( );
}
$id1["$app2:$id2"] = array(
'app' => $app2,
'id' => $id2,
'remark' => $remark,
'owner' => $owner,
'link_id' => "$app2:$id2"
);
return 0;
}
if (is_array($app2) && !$id2)
{
reset($app2);
$err = 0;
while (!$err && list(,$link) = each($app2))
{
$err = solink::link($app1,$id1,$link['app'],$link['id'],$link['remark'],$link['owner']);
}
return $err;
}
return solink::link($app1,$id1,$app2,$id2,$remark,$owner);
}
/*!
@function get_links
@syntax get_links( $app,$id,$only_app='',$only_name='',$order='link_lastmod DESC' )
@author ralfbecker
@abstract returns array of links to $app,$id (reimplemented to deal with not yet created items)
@param $id id of entry in $app or array of links if entry not yet created
@param $only_app if set return only links from $only_app (eg. only addressbook-entries) or NOT from if $only_app[0]=='!'
@param $order defaults to newest links first
@result array of links or empty array if no matching links found
*/
function get_links( $app,$id,$only_app='',$order='link_lastmod DESC' )
{
if (is_array($id) || !$id)
{
$ids = array();
if (is_array($id))
{
if ($not_only = $only_app[0])
{
$only_app = substr(1,$only_app);
}
reset($id);
while (list($key,$link) = each($id))
{
if ($only_app && $not_only == ($link['app'] == $only_app))
{
continue;
}
$ids[$key] = $link;
}
}
return $ids;
}
return solink::get_links($app,$id,$only_app,$order);
}
/*!
@function unlink
@syntax unlink( $link_id,$app='',$id='',$owner='' )
@author ralfbecker
@abstract Remove link with $link_id or all links matching given $app,$id
@param $link_id link-id to remove if > 0
@param $app,$id,$owner if $link_id <= 0: removes all links matching the non-empty params
@discussion Note: if $link_id != '' and $id is an array: unlink removes links from that array only
@discussion unlink has to be called with &$id so see the result !!!
@result the number of links deleted
*/
function unlink($link_id,$app='',$id='',$owner='')
{
if ($link_id > 0 || !is_array($id))
{
return solink::unlink($link_id,$app,$id,$owner);
}
$result = isset($id[$link_id]);
unset($id[$link_id]);
return $result;
}
/*!
@function app_list
@syntax app_list( )
@author ralfbecker
@abstrac get list/array of link-aware apps
@result array( $app => lang($app), ... )
*/
function app_list( )
{
reset ($this->app_register);
$apps = array();
while (list($app,$reg) = each($this->app_register))
{
$apps[$app] = lang($app);
}
return $apps;
}
function check_method($method,&$class,&$func)
{
// Idea: check if method exist and cache the class
}
/*!
@function query
@syntax query( $app,$pattern )
@author ralfbecker
@abstract Searches for a $pattern in the entries of $app
@result an array of $id => $title pairs
*/
function query($app,$pattern)
{
if ($app == '' || !is_array($reg = $this->app_register[$app]) || !isset($reg['query']))
{
return array();
}
$method = $reg['query'];
if ($this->debug)
{
echo "<p>bolink.query('$app','$pattern') => '$method'</p>\n";
}
return strchr($method,'.') ? ExecMethod($method,$pattern) : $this->$method($pattern);
}
/*!
@function title
@syntax title( $app,$id )
@author ralfbecker
@abstract returns the title (short description) of entry $id and $app
@result the title
*/
function title($app,$id)
{
if ($app == '' || !is_array($reg = $this->app_register[$app]) || !isset($reg['title']))
{
return array();
}
$method = $reg['title'];
return strchr($method,'.') ? ExecMethod($method,$id) : $this->$method($id);
}
/*!
@function view
@syntax view( $app,$id )
@author ralfbecker
@abstract view entry $id of $app
@result array with name-value pairs for link to view-methode of $app to view $id
*/
function view($app,$id)
{
if ($app == '' || !is_array($reg = $this->app_register[$app]) || !isset($reg['view']) || !isset($reg['view_id']))
{
return array();
}
$view = $reg['view'];
$names = explode(':',$reg['view_id']);
if (count($names) > 1)
{
$id = explode(':',$id);
while (list($n,$name) = each($names))
{
$view[$name] = $id[$n];
}
}
else
{
$view[$reg['view_id']] = $id;
}
return $view;
}
/*!
@function calendar_title
@syntax calendar_title( $id )
@author ralfbecker
@abstract get title for an event, should be moved to bocalendar.link_title
*/
function calendar_title( $event )
{
if (!is_object($this->bocal))
{
$this->bocal = createobject('calendar.bocalendar');
}
if (!is_array($event) && (int) $event > 0)
{
$event = $this->bocal->read_entry($event);
}
if (!is_array($event))
{
return 'not an event !!!';
}
$name = $GLOBALS['phpgw']->common->show_date($this->bocal->maketime($event['start']) - $this->bocal->datetime->tz_offset);
$name .= ' -- ' . $GLOBALS['phpgw']->common->show_date($this->bocal->maketime($event['end']) - $this->bocal->datetime->tz_offset);
$name .= ': ' . $event['title'];
return $GLOBALS['phpgw']->strip_html($name);
}
/*!
@function calendar_query
@syntax calendar_query( $pattern )
@author ralfbecker
@abstract query calendar for an event $matching pattern, should be moved to bocalendar.link_query
*/
function calendar_query($pattern)
{
if (!is_object($this->bocal))
{
$this->bocal = createobject('calendar.bocalendar');
}
$event_ids = $this->bocal->search_keywords($pattern);
$content = array( );
while (is_array($event_ids) && list( $key,$id ) = each( $event_ids ))
{
$content[$id] = $this->calendar_title( $id );
}
return $content;
}
/*!
@function addressbook_title
@syntax addressbook_title( $id )
@author ralfbecker
@abstract get title for an address, should be moved to boaddressbook.link_title
*/
function addressbook_title( $addr )
{
if (!is_object($this->contacts))
{
$this->contacts = createobject('phpgwapi.contacts');
}
if (!is_array($addr))
{
list( $addr ) = $this->contacts->read_single_entry( $addr );
}
$name = $addr['n_family'];
if ($addr['n_given'])
{
$name .= ', '.$addr['n_given'];
}
else
{
if ($addr['n_prefix'])
{
$name .= ', '.$addr['n_prefix'];
}
}
if ($addr['org_name'])
{
$name = $addr['org_name'].': '.$name;
}
return $GLOBALS['phpgw']->strip_html($name);
}
/*!
@function addressbook_query
@syntax addressbook_query( $pattern )
@author ralfbecker
@abstract query addressbook for $pattern, should be moved to boaddressbook.link_query
*/
function addressbook_query( $pattern )
{
if (!is_object($this->contacts))
{
$this->contacts = createobject('phpgwapi.contacts');
}
$addrs = $this->contacts->read( 0,0,'',$pattern,'','DESC','org_name,n_family,n_given' );
$content = array( );
while ($addrs && list( $key,$addr ) = each( $addrs ))
{
$content[$addr['id']] = $this->addressbook_title( $addr );
}
return $content;
}
/*!
@function projects_title
@syntax projects_title( $id )
@author ralfbecker
@abstract get title for a project, should be moved to boprojects.link_title
*/
function projects_title( $proj )
{
if (!is_object($this->boprojects))
{
if (!file_exists(PHPGW_SERVER_ROOT.'/projects')) // check if projects installed
return '';
$this->boprojects = createobject('projects.boprojects');
}
if (!is_array($proj))
{
$proj = $this->boprojects->read_single_project( $proj );
}
return $proj['title'];
}
/*!
@function projects_query
@syntax projects_query( $pattern )
@author ralfbecker
@abstract query for projects matching $pattern, should be moved to boprojects.link_query
*/
function projects_query( $pattern )
{
if (!is_object($this->boprojects))
{
if (!file_exists(PHPGW_SERVER_ROOT.'/projects')) // check if projects installed
return array();
$this->boprojects = createobject('projects.boprojects');
}
$projs = $this->boprojects->list_projects( 0,0,$pattern,'','','','',0,'mains','' );
$content = array();
while ($projs && list( $key,$proj ) = each( $projs ))
{
$content[$proj['project_id']] = $this->projects_title($proj);
}
return $content;
}
}