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<? |
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/* |
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* Phormation |
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* - A library of PHP code to make development of database-driven |
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* html forms easy and quick |
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* |
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* Copyright (C) 2000 Jason D. Hildebrand |
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* PeaceWorks Computer Consulting |
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* |
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* jason@peaceworks.ca |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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function validate_all_changes( $fields, $names, $datatypes, $values, $sql, $errors, $numforms ) |
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{ |
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$result = true; |
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$errors = array(); |
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$values = array(); |
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for( $i=0; $i < $numforms; $i++ ) { |
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$result = $result & validatechanges( $fields, $names, set_varprefix( $datatypes, "ph_$i" ), |
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&$values[$i], &$sql[$i], &$errors[$i] ); |
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} |
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return $result; |
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} |
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|
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function commit_all_changes( $fields, $names, $datatypes, $values, $tablename, $tablekey, $record_id, $sql, $opts, $numforms ) |
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{ |
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for( $i=0; $i < $numforms; $i++ ) { |
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commitchanges( $fields, $names, set_varprefix( $datatypes, "ph_$i" ), |
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&$values[$i], $tablename, $tablekey, $record_id, &$sql[$i], $opts ); |
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} |
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} |
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|
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|
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function create_all_forms( $fields, $names, $datatypes, $values, $record_id, $errors, $url, $opts, $numforms ) |
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{ |
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global $FORMBGCOLOUR, $PHP_SELF, $key; |
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|
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//$numfields = count( $fields ); |
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|
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// create some javascript stuff we need, and an HTML form |
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?> |
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<form name="mainform" enctype="multipart/form-data" |
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action="<? echo add_var_to_url( $url["onsubmit"], "record_id=$record_id") ?>" method="post" > |
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<? |
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echo '<table border="0" cellspacing="1" cellpadding="0" bgcolor="'. $FORMBGCOLOUR . '">'; |
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|
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echo '<tr><TD></td><td>' . $opts["numforms_prompt"] . '<select name="numforms" onChange="mainform.refresh.value=\'redraw\'; mainform.submit()">'; |
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for( $i = 1; $i <= $opts["maxforms"]; $i++ ) { |
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if( $i == $numforms ) { |
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echo '<option selected value="' . $i . '">' . $i . '</option>'; |
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} else { |
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echo '<option value="' . $i . '">' . $i . '</option>'; |
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} |
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} |
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echo '</select><input type="submit" name="ph_action" value="Update form"></td></tr>'; |
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echo "<tr><td colspan=\"3\"><hr></td></tr>"; |
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|
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// now create a input field for each DB field |
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for( $j = 0; $j < $numforms; $j++ ) { |
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echo '<tr><td><BR><BR><B><font size="+2">' . $opts["item_heading"] . ' #' . ($j+1) . ':</font></B></td></tr>'; |
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$newdatatypes = set_varprefix( $datatypes, "ph_$j" ); |
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for( $i = 0; !empty( $fields[ $i ] ); $i++ ) { |
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|
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$type = ""; |
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parse_str( $newdatatypes[ $i ] ); |
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|
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// the functions to create widgets are named maketext, makedate, |
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// etc. |
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$func = "make_" . $type . "_widget"; |
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|
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// call the function to create the widget |
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|
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//echo "\n\n<BR>Pretty Name:" . $names[$i] . "<BR>\n"; |
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//echo "Value: " . $values[$j][$i] . "<BR>\n"; |
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//echo "Field: " . $fields[$i] . "<BR>\n"; |
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//echo "Datatype: " . $datatypes[$i] . "<BR>\n"; |
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|
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$func( $names[$i], $values[$j][$i], $fields[$i], $errors[$j][$i], $newdatatypes[$i] ); |
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} |
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echo "<tr><td colspan=\"2\"><hr></td></tr>"; |
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} |
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|
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// finish the form |
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?> |
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</table> |
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<input type = "hidden" name="refresh" value ="" > |
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<? |
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|
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// save variables from GET call |
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while (list($name, $val) = each($GLOBALS[HTTP_GET_VARS])) { |
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echo "<input type=\"hidden\" name=\"$name\" value=\"$val\">\n"; |
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} |
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|
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echo '<input type = "submit" name="ph_action" value = "' . $opts["submittext"] . '" >'; |
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if( empty( $opts["nocancel"] ) ) { |
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echo '<input type = "submit" name="ph_action" value = "' . $opts["canceltext"] . '" >'; |
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} |
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echo '</form>'; |
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} |
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|
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function abort_all_changes( $fields, $names, $datatypes, $values, $tablename, |
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$tablekey, $record_id, $sql, $numforms ) |
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|
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{ |
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for( $i=0; $i < $numforms; $i++ ) { |
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abortchanges( $fields, $names, set_varprefix( $datatypes, "ph_$i" ), |
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&$values[$i], $tablename, $tablekey, $record_id, $sql[$i] ); |
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} |
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} |
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|
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|
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function load_all_defaults( $datatypes, $numforms ) |
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{ |
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$values = array(); |
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for( $i=0; $i < $numforms; $i++ ) { |
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$values[$i] = loaddefaults( $datatypes ); |
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} |
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return $values; |
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} |
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|
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function multiform_main( $tablename, $tablekey, $fields, $names, $datatypes, $record_id, $url, $opts, $numforms ) |
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{ |
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global $ph_action, $refresh, $BODYTAGS; |
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|
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|
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defaults( &$url, &$opts ); |
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|
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if( ! empty( $refresh ) ) { |
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$ph_action = $refresh; // this is probably refresh or redraw |
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$refresh = ""; |
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if( $opts["calltwice"] ) { |
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return; |
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} |
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} |
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if( $ph_action == "Update form" ) { |
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$ph_action = "redraw"; |
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if( $opts["calltwice"] ) { |
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return; |
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} |
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} |
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|
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if( $ph_action == "validate" || $ph_action == $opts["submittext"] ) { |
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$errors = array(); |
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$result = validate_all_changes( $fields, $names, $datatypes, &$values, &$sql, &$errors, $numforms ); |
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if( $result ) { |
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// if everything was ok, save the data |
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commit_all_changes( $fields, $names, $datatypes, &$values, $tablename, $tablekey, $record_id, &$sql, $opts, $numforms ); |
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|
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// now jump to somewhere else |
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header( "Location: " . $url["aftersubmit"] ); |
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$ph_action = "do_nothing"; |
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return; |
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} else { |
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// we need to refresh the form |
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$ph_action = "refresh"; |
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global $ph_values, $ph_errors; |
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$ph_values = $values; |
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$ph_errors = $errors; |
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if( $opts["calltwice"] ) { |
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return; |
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} |
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} |
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} |
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|
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|
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if( $ph_action == "" ) { |
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if( function_exists( "html_before_form" ) ) { |
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html_before_form(); |
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} |
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$values = load_all_defaults( $datatypes, $numforms ); |
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create_all_forms( $fields, $names, $datatypes, $values, $record_id, $errors, $url, $opts, $numforms ); |
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if( function_exists( "html_after_form" ) ) { |
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html_after_form(); |
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} |
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} |
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|
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|
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if( $ph_action == "refresh" || $ph_action == "redraw" ) { |
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global $ph_values; |
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global $ph_errors; |
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if( isset( $ph_values ) ) { |
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$values = $ph_values; |
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$errors = $ph_errors; |
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} else { |
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$result = validate_all_changes( $fields, $names, $datatypes, &$values, &$sql, &$errors, $numforms ); |
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} |
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if( function_exists( "html_before_form" ) ) { |
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html_before_form(); |
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} |
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if( $ph_action == "redraw" ) { |
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// for redrawing we don't want to display errors, so clear the array |
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$errors = array(); |
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} |
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create_all_forms( $fields, $names, $datatypes, $values, $record_id, $errors, $url, $opts, $numforms ); |
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if( function_exists( "html_after_form" ) ) { |
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html_after_form(); |
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} |
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} |
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|
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if( $ph_action == "cancel" || $ph_action == $opts["canceltext"] ) { |
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abort_all_changes( $fields, $names, $datatypes, &$values, $tablename, $tablekey, $record_id, $sql, $numforms ); |
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header( "Location: " . $url["aftercancel"] ); |
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return; |
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} |
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} |
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?> |
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