X-Git-Url: https://delta.frontaccounting.com/gitweb/?a=blobdiff_plain;f=includes%2Fdb_pager.inc;h=48359f3cf510cb66b65ceffa5078c80e57a6414f;hb=1571869d54be48452fdbe08f25130972ff0a7b5a;hp=90f61ec347908c6a2aadd039e8799f980273b86d;hpb=a52f867bce2f8c73315f7b4a217aa43d5212416a;p=fa-stable.git diff --git a/includes/db_pager.inc b/includes/db_pager.inc index 90f61ec3..48359f3c 100644 --- a/includes/db_pager.inc +++ b/includes/db_pager.inc @@ -1,4 +1,14 @@ . +***********************************************************************/ // // Controler part of database table pager with column sort. // To display actual html object call display_db_pager($name) inside @@ -16,6 +26,7 @@ class db_pager { var $marker_txt; var $marker_class; var $notice_class; + var $width; // table width (default '95%') var $header_fun; // additional row between title and body var $header_class; var $footer_fun; @@ -35,17 +46,22 @@ class db_pager { var $select, $where, $from, - $group; + $group, + $order; var $extra_where; var $ready = false; // this var is false after change in sql before first // and before first query. - + var $inactive_ctrl = false; + var $main_tbl; // table and key field name for inactive ctrl and edit/delete links + var $key; // key field name + // db_pager constructor - // accepts $sql like 'SELECT .... FROM .... [WHERE ...] [GROUP ...]' + // accepts $sql like 'SELECT ...[FROM ...][WHERE ...][GROUP ...][ORDER ...]' // $name is base name for pager controls - function db_pager($sql, $name, $page_len=0) + function db_pager($sql, $name, $table = null, $page_len=0) { + $this->width = "95%"; if ($page_len == 0) $page_len = user_query_size(); $this->name = $name; $this->page_len = $page_len; @@ -53,55 +69,64 @@ class db_pager { } // // Parse base sql select query. - // + // or use an associative array. + // Usefull is the query can't be split correctly (using subquery for example). + // The associative array shouldn't contain the keyword itself. + // ex : + // array('select' => 'SUM(quantity)', 'from' => TB_PREF."stock_moves", 'group' => 'location') function set_sql($sql) { if ($sql != $this->sql) { $this->sql = $sql; $this->ready = false; - $select = $sql; - $from = $where = $group = ''; - $parts = preg_split('/\sFROM\s/si', $sql, 2); - if(count($parts) == 2) { - $select = $parts[0]; - $from = $parts[1]; - $parts = preg_split('/\sWHERE\s/si', $from, 2); - if(count($parts) == 2) { - $from = $parts[0]; - $where = $parts[1]; - $parts = preg_split('/\sGROUP\s*BY\s/si', $where, 2); - if(count($parts) == 2) { - $where = $parts[0]; - $group = $parts[1]; + + if(is_array($sql)) { + foreach(explode(' ', 'select from where group order') as $section) { + $this->$section = @$sql[$section]; } + $this->select = "SELECT ".$this->select; } + else { + // parse the query + $parts = preg_split('/\sORDER\s*BY\s/si', $sql, 2); + if(count($parts) == 2) { + $sql = $parts[0]; + $this->order = $parts[1]; + } + $parts = preg_split('/\sGROUP\s*BY\s/si', $sql, 2); + if(count($parts) == 2) { + $sql = $parts[0]; + $this->group = $parts[1]; + } + $parts = preg_split('/\sWHERE\s/si', $sql, 2); + if(count($parts) == 2) { + $sql = $parts[0]; + $this->where = $parts[1]; + } + $parts = preg_split('/\sFROM\s/si', $sql, 2); + if(count($parts) == 2) { + $sql = $parts[0]; + $this->from = $parts[1]; + } + $this->select = $sql; } - $this->select = $select; - $this->from = $from; - $this->where = $where; - $this->group = $group; -/* - display_error("sql: $sql"); - display_error($select); - display_error("FROM $from"); - display_error("WHERE $where"); - display_error("GROUP BY $group"); -*/ } } // // Set additional constraint on record set // - function set_where($where) + function set_where($where = null) { - if (!is_array($where)) - $where = array($where); + if ($where) { + if (!is_array($where)) + $where = array($where); - if (count($where) != count($this->extra_where) || - count(array_diff($this->extra_where, $where))) { - $this->extra_where = $where; - $this->ready = false; - } + if (count($where) == count($this->extra_where) && + !count(array_diff($this->extra_where, $where))) + return; + } + $this->extra_where = $where; + $this->ready = false; } // // Set query result page @@ -118,7 +143,16 @@ class db_pager { // function sort_table($col) { + + $max_priority = 0; + foreach($this->columns as $id => $_col) { + if(!isset($_col['ord_priority'])) continue; + $max_priority = max($max_priority, $_col['ord_priority']); + }; + + $ord = $this->columns[$col]['ord']; + $this->columns[$col]['ord_priority'] = $max_priority+1; // set priority , higher than anything else $ord = ($ord == '') ? 'asc' : (($ord == 'asc') ? 'desc' : ''); $this->columns[$col]['ord'] = $ord; $this->set_page(1); @@ -148,14 +182,18 @@ class db_pager { $c = 0; // add result field names to column defs for // col value retrieve and sort purposes - for ($c = $i = 0; $c < count($this->columns); $c++) { - if (!(isset($this->columns[$c]['insert']) && $this->columns[$c]['insert'])) - $this->columns[$c]['name']= mysql_field_name($result, $i++); + $cnt = min(db_num_fields($result), count($this->columns)); + for ($c = $i = 0; $c < $cnt; $c++) { + if (!(isset($this->columns[$c]['insert']) && $this->columns[$c]['insert'])) { +// if (!@($this->columns[$c]['type']=='skip')) + $this->columns[$c]['name']= db_field_name($result, $i); + if (!@($this->columns[$c]['type']=='insert')) + $i++; + } } - - while ($row = db_fetch_assoc($result)) + while ($row = db_fetch_assoc($result)) { $this->data[] = $row; - + } } else return false; return true; @@ -208,7 +246,7 @@ class db_pager { $h = ''; $c = $coldef; } else { - $h = $coldef; + $h = $coldef; $c = 'text'; } } @@ -219,11 +257,13 @@ class db_pager { $c['type'] = 'text'; switch($c['type']) { - case 'insert': - default: - $c['head'] = $h; break; - case 'skip': // skip the column (no header) - unset($c['head']); // paranoid code + case 'inactive': + $this->inactive_ctrl = true; + case 'insert': + default: + $c['head'] = $h; break; + case 'skip': // skip the column (no header) + unset($c['head']); break; } $this->columns[] = $c; } @@ -238,13 +278,14 @@ class db_pager { $select = $this->select; $from = $this->from; $where = $this->where; - $group = $this->group; + $group = $this->group; + $order = $this->order; if(count($this->extra_where)) { $where .= ($where=='' ? '' : ' AND ') - .implode( $this->extra_where, ' AND '); + .implode(' AND ', $this->extra_where); } - if ($where) $where = " WHERE($where)"; + if ($where) $where = " WHERE ($where)"; if ($count) { $group = $group == '' ? "*" : "DISTINCT $group"; @@ -253,10 +294,19 @@ class db_pager { } $sql = "$select FROM $from $where"; - if($group) $sql.= " GROUP BY $group"; + if ($group) $sql.= " GROUP BY $group"; $ord = array(); - foreach( $this->columns as $col) { + // sort order column by priority instead of table order. + $columns = array(); + foreach ($this->columns as $col) { + if(isset($col['ord_priority'])) { + $columns[$col['ord_priority']] = $col; + } + } + krsort($columns); + + foreach ($columns as $col) { if (isset($col['ord'])) { if ( $col['ord'] != '' && isset($col['name'])) { $ord[] = $col['name'] .' '. $col['ord']; @@ -264,8 +314,14 @@ class db_pager { } } - if (count($ord)) - $sql .= " ORDER BY " . implode($ord, ','); + if (count($ord)) { + $ord = array_map(function_exists('mysql_real_escape_string') ? + 'mysql_real_escape_string': 'mysql_escape_string', $ord); + $sql .= " ORDER BY " . implode(',', $ord); + } else { + if($order) + $sql .= " ORDER BY $order"; // original base query order + } $page_len = $this->page_len; $offset = ($this->curr_page - 1) * $page_len; @@ -280,6 +336,8 @@ class db_pager { // function _init() { + global $go_debug; + if ($this->ready == false ) { $sql = $this->_sql_gen(true); $result = db_query($sql, 'Error reading record set'); @@ -287,7 +345,20 @@ class db_pager { return false; $row = db_fetch_row($result); $this->rec_count = $row[0]; - $this->max_page = ceil($this->rec_count/$this->page_len); + $this->max_page = $this->page_len ? + ceil($this->rec_count/$this->page_len) : 0; + + if ($go_debug) { // FIX - need column name parsing, but for now: + // check if field names are set explicite in col def + // for all initially ordered columns + foreach ($this->columns as $col) { + if (isset($col['ord']) && $col['ord'] != '' + && !isset($col['name'])) { + display_warning("Result field names must be set + for all initially ordered db_pager columns."); + } + } + } $this->set_page(1); $this->ready = true; } @@ -343,6 +414,44 @@ class db_pager { $this->footer_fun = $func; $this->footer_class = $footercl; } + // + // Setter for table editors with inactive cell control. + // + function set_inactive_ctrl($table, $key) { + $this->inactive_ctrl = array('table'=>$table, 'key'=>$key); + } + // + // Helper for display inactive control cells + // + function inactive_control_cell(&$row) + { + if ($this->inactive_ctrl) { +// return inactive_control_cell($row[$this->inactive_ctrl['key']], +// $row['inactive'], $this->inactive_ctrl['table'], +// $this->inactive_ctrl['key']); + + global $Ajax; + + $key = $this->key ? + $this->key : $this->columns[0]['name']; // TODO - support for complex keys + $id = $row[$key]; + $table = $this->main_tbl; + $name = "Inactive". $id; + $value = $row['inactive'] ? 1:0; + + if (check_value('show_inactive')) { + if (isset($_POST['LInact'][$id]) && (get_post('_Inactive'.$id.'_update') || + get_post('Update')) && (check_value('Inactive'.$id) != $value)) { + update_record_status($id, !$value, $table, $key); + $value = !$value; + } + echo ''. checkbox(null, $name, $value, true, '') + . hidden("LInact[$id]", $value, false) . ''; + } + } else + return ''; + } + }; //----------------------------------------------------------------------------- // Creates new db_pager $_SESSION object on first page call. @@ -370,19 +479,29 @@ class db_pager { // during display, but can be used in format handlers for 'spec' and 'insert' // type columns. -function &new_db_pager($name, $sql, $coldef, $page_len = 0) { - - if ($_SERVER['REQUEST_METHOD'] == 'GET') - unset($_SESSION[$name]); // kill old pager if any exists on first page call +function &new_db_pager($name, $sql, $coldef, $table = null, $key = null, $page_len = 0) { - if (!isset($_SESSION[$name])) - $_SESSION[$name] =& new db_pager($sql, $name, $page_len); + if (isset($_SESSION[$name]) && + ($_SERVER['REQUEST_METHOD'] == 'GET' || $_SESSION[$name]->sql != $sql)) { + unset($_SESSION[$name]); // kill pager if sql has changed + } + if (!isset($_SESSION[$name])) { + $_SESSION[$name] = new db_pager($sql, $name, $table, $page_len); + $_SESSION[$name]->main_tbl = $table; + $_SESSION[$name]->key = $key; + $_SESSION[$name]->set_sql($sql); + $_SESSION[$name]->set_columns($coldef); + } - $ret = &$_SESSION[$name]; - $ret->set_sql($sql); - $ret->set_columns($coldef); + return $_SESSION[$name]; - return $ret; } - -?> \ No newline at end of file +// +// Force pager initialization. +// +function refresh_pager($name) +{ + if (isset($_SESSION[$name])) + $_SESSION[$name]->ready = false; +} +?>