[platal.git] / classes / pltableeditor.php

<?php
/***************************************************************************
 *  Copyright (C) 2003-2006 Polytechnique.org                              *
 *  http://opensource.polytechnique.org/                                   *
 *                                                                         *
 *  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.                                    *
 *                                                                         *
 *  This program is distributed in the hope that it will be useful,        *
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
 *  GNU General Public License for more details.                           *
 *                                                                         *
 *  You should have received a copy of the GNU General Public License      *
 *  along with this program; if not, write to the Free Software            *
 *  Foundation, Inc.,                                                      *
 *  59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                *
 ***************************************************************************/

class PLTableEditor {
    // the plat/al name of the page
    var $pl;
    // the table name
    var $table;
    // joint tables to delete when deleting an entry
    var $jtables = array();
    // sorting field
    var $sort = array();
    // the id field
    var $idfield;
    // possibility to edit the field
    var $idfield_editable;
    // vars
    var $vars;
    // number of displayed fields
    var $nbfields;
    // the field for sorting entries
    var $sortfield;
    var $sortdesc = false;
    // action to do to delete row:
	// null => delete effectively, false => no deletion, SQL
    var $delete_action;
    var $delete_message;
    /* table editor for platal
     * $plname : the PLname of the page, ex: admin/payments
     * $table : the table to edit, ex: profile_medals
     * $idfield : the field of the table which is the id, ex: id
     * $editid : is the id editable or not (if not, it is considered as an int)
     */
    function PLTableEditor($plname, $table, $idfield, $editid=false) {
        $this->pl = $plname;
        $this->table = $table;
        $this->idfield = $idfield;
        $this->sortfield = $idfield;
        $this->idfield_editable = $editid;
        $r = XDB::iterator("SHOW COLUMNS FROM $table");
        $this->vars = array();
        while ($a = $r->next()) {
            // desc will be the title of the column
            $a['desc'] = $a['Field'];
            $a['display'] = true;
            
            if (substr($a['Type'],0,8) == 'varchar(') {
                // limit editing box size
                $a['Size'] = $a['Maxlength'] = substr($a['Type'], 8, strlen($a['Type']) - 9);
                if ($a['Size'] > 40) $a['Size'] = 40;
                // if too big, put a textarea
                $a['Type'] = ($a['Maxlength']<200)?'varchar':'varchar200';
            }
            elseif ($a['Type'] == 'text' || $a['Type'] == 'mediumtext')
                $a['Type'] = 'textarea';
            elseif (substr($a['Type'],0,4) == 'set(') {
                // get the list of options
                $a['List'] = explode('�',str_replace("','","�",substr($a['Type'], 5, strlen($a['Type']) - 7)));
                $a['Type'] = 'set';
            }
            elseif (substr($a['Type'],0,5) == 'enum(') {
                // get the list of options
                $a['List'] = explode('�',str_replace("','","�",substr($a['Type'], 6, strlen($a['Type']) - 8)));
                $a['Type'] = 'enum';
            }
            elseif (substr($a['Type'],0,10) == 'timestamp(' || $a['Type'] == 'datetime') {
                $a['Type'] = 'timestamp';
            }

            $this->vars[$a['Field']] = $a;
        }
        $this->vars[$idfield]['desc'] = 'id';
    }
    // called before editing $entry
    function prepare_edit(&$entry) {
        foreach ($this->vars as $field => $descr) {
            if ($descr['Type'] == 'set') {
                // get the list of options selected
                $selected = explode(',', $entry[$field]);
                $entry[$field] = array();
                foreach ($selected as $option)
                    $entry[$field][$option] = 1;
            }
            if ($descr['Type'] == 'timestamp') {
                // set readable timestamp
                $date =& $entry[$field];
                $date = preg_replace('/([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})/', '\3/\2/\1 \4:\5:\6', $date); 
            }
            if ($descr['Type'] == 'date') {
                $date =& $entry[$field];
                $date = preg_replace('/([0-9]{4})-?([0-9]{2})-?([0-9]{2})/', '\3/\2/\1', $date);
            }
        }
        return $entry;
    }
    // change display of a field
    function describe($name, $desc, $display) {
        $this->vars[$name]['desc'] = $desc;
        $this->vars[$name]['display'] = $display;
    }
    // add a join table, when deleting a row corresponding entries will be deleted in these tables 
    function add_join_table($name,$joinid,$joindel,$joinextra="") {
        if ($joindel)
            $this->jtables[$name] = array("joinid" => $joinid,"joinextra" => $joinextra?(" AND ".$joinextra):"");
    }
    // add a sort key
    function add_sort_field($key, $desc = false, $default = false)
    {
    	if ($default) {
			$this->sortfield = $key . ($desc ? ' DESC' : '');
		} else {
        	$this->sort[] = $key . ($desc ? ' DESC' : '');
        }
    }
    // set an action when trying to delete row
    function on_delete($action = NULL, $message = NULL)
    {
    	$this->delete_action = $action;
    	$this->delete_message = $message;
    }
    // call when done
    function apply(&$page, $action, $id = false) {
        $page->changeTpl('table-editor.tpl');
        $list = true;
        if ($action == 'delete') {
        	if (!isset($this->delete_action)) {
	            foreach ($this->jtables as $table => $j)
	                XDB::execute("DELETE FROM {$table} WHERE {$j['joinid']} = {?}{$j['joinextra']}", $id);
	            XDB::execute("DELETE FROM {$this->table} WHERE {$this->idfield} = {?}",$id);
	            $page->trig("L'entr�e ".$id." a �t� supprim�e.");
	        } else if ($this->delete_action) {
	        	XDB::execute($this->delete_action, $id);
	        	if (isset($this->delete_message)) {
	            	$page->trig($this->delete_message);
	        	} else {
	            	$page->trig("L'entr�e ".$id." a �t� supprim�e.");
				}	        	
	        } else {
	            $page->trig("Impossible de supprimer l'entr�e.");
	        }
        }
        if ($action == 'edit') {
            $r = XDB::query("SELECT * FROM {$this->table} WHERE {$this->idfield} = {?}",$id);
            $entry = $r->fetchOneAssoc();
            $page->assign('entry', $this->prepare_edit($entry));
            $page->assign('id', $id);
            $list = false;
        }
        if ($action == 'new') {
            if (!$this->idfield_editable) {
                $r = XDB::query("SELECT MAX({$this->idfield})+1 FROM {$this->table}");
                $page->assign('id', $r->fetchOneCell());
            }
            $list = false;
        }
        if ($action == 'update') {
            $values = "";
            $cancel = false;
            foreach ($this->vars as $field => $descr) {
                if ($values) $values .= ',';
                if (($field == $this->idfield) && !$this->idfield_editable)
                    $val = "'".addslashes($id)."'";
                elseif ($descr['Type'] == 'set') {
                    $val = "";
                    if (Post::has($field)) foreach (Post::v($field) as $option) {
                        if ($val) $val .= ',';
                        $val .= $option;
                    }
                    $val = "'".addslashes($val)."'";
                } elseif (Post::has($field)) {
                    $val = Post::v($field);                    
                    if ($descr['Type'] == 'timestamp') {
                        $val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})/', '\3\2\1\4\5\6', $val); 
                    }
                    elseif ($descr['Type'] == 'date') {
                        $val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4})/', '\3-\2-\1', $val);
                    }
                    $val = "'".addslashes($val)."'";
                } else {
                    $cancel = true;
                    $page->trig("Il manque le champ ".$field); 
                }
                $values .= $val;
            }
            if (!$cancel) {
                if ($this->idfield_editable && ($id != Post::v($this->idfield)) && $action != 'new')
                    XDB::execute("UPDATE {$this->table} SET {$this->idfield} = {?} WHERE {$this->idfield} = {?}", Post::v($this->idfield), $id);
                XDB::execute("REPLACE INTO {$this->table} VALUES ($values)");
                if ($id !== false)
                    $page->trig("L'entr�e ".$id." a �t� mise � jour.");
                else
                    $page->trig("Une nouvelle entr�e a �t� cr��e.");
            } else
                $page->trig("Impossible de mette � jour.");
        }
        if ($action == 'sort') {
        	$this->sortfield = $id;
        }
        if ($action == 'sortdesc') {
        	$this->sortfield = $id.' DESC';
        }
        if ($list) {
            // user can sort by field by clicking the title of the column
            if (isset($this->sortfield)) {
                // add this sort order after the others (chosen by dev)
                $this->add_sort_field($this->sortfield);
                if (substr($this->sortfield,-5) == ' DESC') {
                    $this->sortfield = substr($this->sortfield,0,-5);
                    $this->sortdesc = true;
                }
            }
            if (count($this->sort) > 0) {
                $sort = 'ORDER BY ' . join($this->sort, ',');
            }
            $it = XDB::iterator("SELECT * FROM {$this->table} $sort");
            $this->nbfields = 0;
            foreach ($this->vars as $field => $descr)
                if ($descr['display']) $this->nbfields++;
            $page->assign('list', $it);
        }
        $page->assign('t', $this);
    }
}

?>
Commit	Line	Data
e7ae7df9	1	<?php
	2	/***************************************************************************
	3	* Copyright (C) 2003-2006 Polytechnique.org *
	4	* http://opensource.polytechnique.org/ *
	5	* *
	6	* This program is free software; you can redistribute it and/or modify *
	7	* it under the terms of the GNU General Public License as published by *
	8	* the Free Software Foundation; either version 2 of the License, or *
	9	* (at your option) any later version. *
	10	* *
	11	* This program is distributed in the hope that it will be useful, *
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
	14	* GNU General Public License for more details. *
	15	* *
	16	* You should have received a copy of the GNU General Public License *
	17	* along with this program; if not, write to the Free Software *
	18	* Foundation, Inc., *
	19	* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
	20	***************************************************************************/
	21
	22	class PLTableEditor {
	23	// the plat/al name of the page
	24	var $pl;
	25	// the table name
	26	var $table;
	27	// joint tables to delete when deleting an entry
	28	var $jtables = array();
2e7b5921	29	// sorting field
2e7b5921	30	var $sort = array();
e7ae7df9	31	// the id field
	32	var $idfield;
	33	// possibility to edit the field
	34	var $idfield_editable;
	35	// vars
	36	var $vars;
	37	// number of displayed fields
	38	var $nbfields;
a3828787	39	// the field for sorting entries
a3828787	40	var $sortfield;
386b75ea	41	var $sortdesc = false;
de61dbcf	42	// action to do to delete row:
	43	// null => delete effectively, false => no deletion, SQL
	44	var $delete_action;
	45	var $delete_message;
e7ae7df9	46	/* table editor for platal
	47	* $plname : the PLname of the page, ex: admin/payments
	48	* $table : the table to edit, ex: profile_medals
	49	* $idfield : the field of the table which is the id, ex: id
	50	* $editid : is the id editable or not (if not, it is considered as an int)
	51	*/
	52	function PLTableEditor($plname, $table, $idfield, $editid=false) {
	53	$this->pl = $plname;
	54	$this->table = $table;
	55	$this->idfield = $idfield;
a3828787	56	$this->sortfield = $idfield;
e7ae7df9	57	$this->idfield_editable = $editid;
	58	$r = XDB::iterator("SHOW COLUMNS FROM $table");
	59	$this->vars = array();
	60	while ($a = $r->next()) {
	61	// desc will be the title of the column
	62	$a['desc'] = $a['Field'];
	63	$a['display'] = true;
	64
	65	if (substr($a['Type'],0,8) == 'varchar(') {
	66	// limit editing box size
	67	$a['Size'] = $a['Maxlength'] = substr($a['Type'], 8, strlen($a['Type']) - 9);
	68	if ($a['Size'] > 40) $a['Size'] = 40;
	69	// if too big, put a textarea
	70	$a['Type'] = ($a['Maxlength']<200)?'varchar':'varchar200';
	71	}
	72	elseif ($a['Type'] == 'text' \|\| $a['Type'] == 'mediumtext')
	73	$a['Type'] = 'textarea';
	74	elseif (substr($a['Type'],0,4) == 'set(') {
	75	// get the list of options
	76	$a['List'] = explode('�',str_replace("','","�",substr($a['Type'], 5, strlen($a['Type']) - 7)));
	77	$a['Type'] = 'set';
	78	}
	79	elseif (substr($a['Type'],0,5) == 'enum(') {
	80	// get the list of options
	81	$a['List'] = explode('�',str_replace("','","�",substr($a['Type'], 6, strlen($a['Type']) - 8)));
	82	$a['Type'] = 'enum';
	83	}
b9cd8008	84	elseif (substr($a['Type'],0,10) == 'timestamp(' \|\| $a['Type'] == 'datetime') {
e7ae7df9	85	$a['Type'] = 'timestamp';
	86	}
	87
	88	$this->vars[$a['Field']] = $a;
	89	}
	90	$this->vars[$idfield]['desc'] = 'id';
	91	}
	92	// called before editing $entry
	93	function prepare_edit(&$entry) {
	94	foreach ($this->vars as $field => $descr) {
	95	if ($descr['Type'] == 'set') {
	96	// get the list of options selected
	97	$selected = explode(',', $entry[$field]);
	98	$entry[$field] = array();
	99	foreach ($selected as $option)
	100	$entry[$field][$option] = 1;
	101	}
	102	if ($descr['Type'] == 'timestamp') {
	103	// set readable timestamp
	104	$date =& $entry[$field];
	105	$date = preg_replace('/([0-9]{4})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})([0-9]{2})/', '\3/\2/\1 \4:\5:\6', $date);
	106	}
b9cd8008	107	if ($descr['Type'] == 'date') {
	108	$date =& $entry[$field];
	109	$date = preg_replace('/([0-9]{4})-?([0-9]{2})-?([0-9]{2})/', '\3/\2/\1', $date);
	110	}
e7ae7df9	111	}
	112	return $entry;
	113	}
	114	// change display of a field
	115	function describe($name, $desc, $display) {
	116	$this->vars[$name]['desc'] = $desc;
	117	$this->vars[$name]['display'] = $display;
	118	}
	119	// add a join table, when deleting a row corresponding entries will be deleted in these tables
	120	function add_join_table($name,$joinid,$joindel,$joinextra="") {
	121	if ($joindel)
	122	$this->jtables[$name] = array("joinid" => $joinid,"joinextra" => $joinextra?(" AND ".$joinextra):"");
	123	}
2e7b5921	124	// add a sort key
de61dbcf	125	function add_sort_field($key, $desc = false, $default = false)
2e7b5921	126	{
de61dbcf	127	if ($default) {
	128	$this->sortfield = $key . ($desc ? ' DESC' : '');
	129	} else {
	130	$this->sort[] = $key . ($desc ? ' DESC' : '');
	131	}
	132	}
	133	// set an action when trying to delete row
	134	function on_delete($action = NULL, $message = NULL)
	135	{
	136	$this->delete_action = $action;
	137	$this->delete_message = $message;
2e7b5921	138	}
e7ae7df9	139	// call when done
	140	function apply(&$page, $action, $id = false) {
	141	$page->changeTpl('table-editor.tpl');
	142	$list = true;
	143	if ($action == 'delete') {
de61dbcf	144	if (!isset($this->delete_action)) {
	145	foreach ($this->jtables as $table => $j)
	146	XDB::execute("DELETE FROM {$table} WHERE {$j['joinid']} = {?}{$j['joinextra']}", $id);
	147	XDB::execute("DELETE FROM {$this->table} WHERE {$this->idfield} = {?}",$id);
	148	$page->trig("L'entr�e ".$id." a �t� supprim�e.");
	149	} else if ($this->delete_action) {
	150	XDB::execute($this->delete_action, $id);
	151	if (isset($this->delete_message)) {
	152	$page->trig($this->delete_message);
	153	} else {
	154	$page->trig("L'entr�e ".$id." a �t� supprim�e.");
	155	}
	156	} else {
	157	$page->trig("Impossible de supprimer l'entr�e.");
	158	}
e7ae7df9	159	}
	160	if ($action == 'edit') {
	161	$r = XDB::query("SELECT * FROM {$this->table} WHERE {$this->idfield} = {?}",$id);
	162	$entry = $r->fetchOneAssoc();
	163	$page->assign('entry', $this->prepare_edit($entry));
	164	$page->assign('id', $id);
	165	$list = false;
	166	}
	167	if ($action == 'new') {
	168	if (!$this->idfield_editable) {
	169	$r = XDB::query("SELECT MAX({$this->idfield})+1 FROM {$this->table}");
	170	$page->assign('id', $r->fetchOneCell());
	171	}
	172	$list = false;
	173	}
	174	if ($action == 'update') {
	175	$values = "";
	176	$cancel = false;
	177	foreach ($this->vars as $field => $descr) {
	178	if ($values) $values .= ',';
	179	if (($field == $this->idfield) && !$this->idfield_editable)
	180	$val = "'".addslashes($id)."'";
	181	elseif ($descr['Type'] == 'set') {
	182	$val = "";
	183	if (Post::has($field)) foreach (Post::v($field) as $option) {
	184	if ($val) $val .= ',';
	185	$val .= $option;
	186	}
	187	$val = "'".addslashes($val)."'";
	188	} elseif (Post::has($field)) {
	189	$val = Post::v($field);
	190	if ($descr['Type'] == 'timestamp') {
b9cd8008	191	$val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})/', '\3\2\1\4\5\6', $val);
	192	}
	193	elseif ($descr['Type'] == 'date') {
	194	$val = preg_replace('/([0-9]{1,2})\/([0-9]{1,2})\/([0-9]{4})/', '\3-\2-\1', $val);
e7ae7df9	195	}
	196	$val = "'".addslashes($val)."'";
	197	} else {
	198	$cancel = true;
	199	$page->trig("Il manque le champ ".$field);
	200	}
	201	$values .= $val;
	202	}
	203	if (!$cancel) {
	204	if ($this->idfield_editable && ($id != Post::v($this->idfield)) && $action != 'new')
	205	XDB::execute("UPDATE {$this->table} SET {$this->idfield} = {?} WHERE {$this->idfield} = {?}", Post::v($this->idfield), $id);
	206	XDB::execute("REPLACE INTO {$this->table} VALUES ($values)");
	207	if ($id !== false)
	208	$page->trig("L'entr�e ".$id." a �t� mise � jour.");
	209	else
	210	$page->trig("Une nouvelle entr�e a �t� cr��e.");
	211	} else
	212	$page->trig("Impossible de mette � jour.");
	213	}
de61dbcf	214	if ($action == 'sort') {
	215	$this->sortfield = $id;
	216	}
	217	if ($action == 'sortdesc') {
	218	$this->sortfield = $id.' DESC';
	219	}
e7ae7df9	220	if ($list) {
a3828787	221	// user can sort by field by clicking the title of the column
de61dbcf	222	if (isset($this->sortfield)) {
	223	// add this sort order after the others (chosen by dev)
	224	$this->add_sort_field($this->sortfield);
386b75ea	225	if (substr($this->sortfield,-5) == ' DESC') {
	226	$this->sortfield = substr($this->sortfield,0,-5);
	227	$this->sortdesc = true;
	228	}
a3828787	229	}
2e7b5921	230	if (count($this->sort) > 0) {
	231	$sort = 'ORDER BY ' . join($this->sort, ',');
	232	}
	233	$it = XDB::iterator("SELECT * FROM {$this->table} $sort");
e7ae7df9	234	$this->nbfields = 0;
	235	foreach ($this->vars as $field => $descr)
	236	if ($descr['display']) $this->nbfields++;
	237	$page->assign('list', $it);
	238	}
	239	$page->assign('t', $this);
	240	}
	241	}
	242
	243	?>