public static function displayTabs( $obj, &$content_actions ) {
global $wgUser;
$title = $obj->getTitle();
if ( $title->getNamespace() != NS_CATEGORY ){
return true;
}
$category = $title->getText();
$pageSchemaObj = new PSSchema( $category );
$isPSDefined = $pageSchemaObj->isPSDefined();
global $wgTitle, $wgRequest;
if ( $wgUser->isAllowed( 'edit' ) && $wgTitle->userCan( 'edit' ) ) {
$content_actions['editschema'] = array(
'text' => ( $isPSDefined ) ? wfMsg( 'editschema' ) : wfMsg( 'createschema' ),
'class' => $wgRequest->getVal( 'action' ) == 'editschema' ? 'selected' : '',
'href' => $title->getLocalURL( 'action=editschema' )
);
}
if ( $isPSDefined && $wgUser->isAllowed( 'generatepages' ) ) {
$content_actions['generatepages'] = array(
'text' => wfMsg( 'generatepages' ),
'class' => $wgRequest->getVal( 'action' ) == 'generatepages' ? 'selected' : '',
'href' => $title->getLocalURL( 'action=generatepages' )
);
}
return true;
}
function execute($category)
{
global $wgRequest, $wgOut, $wgUser, $wgTitle;
// If a category has been selected (i.e., it's not just
// Special:EditSchema), only display this if the user is
// allowed to edit the category page.
if (!is_null($category) && (!$wgUser->isAllowed('edit') || !$wgTitle->userCan('edit'))) {
$wgOut->permissionRequired('edit');
return;
}
$this->setHeaders();
$text = '<p>' . wfMessage('ps-page-desc-edit-schema')->parse() . '</p>';
PageSchemas::addJavascriptAndCSS();
$save_page = $wgRequest->getCheck('wpSave');
if ($save_page) {
$psXML = self::createPageSchemaXMLFromForm();
$categoryTitle = Title::newFromText($category, NS_CATEGORY);
$categoryArticle = new Article($categoryTitle);
if ($categoryTitle->exists()) {
$pageText = $categoryArticle->getContent();
$pageSchemaObj = new PSSchema($category);
if ($pageSchemaObj->isPSDefined()) {
// Do some preg_replace magic.
// This is necessary if the <PageSchema> tag
// accepts any attributes - which it currently
// does not, but it may well in the future.
$tag = "PageSchema";
$pageText = preg_replace('{<' . $tag . '[^>]*>([^@]*?)</' . $tag . '>' . '}', $psXML, $pageText);
} else {
$pageText = $psXML . $pageText;
}
} else {
$pageText = $psXML;
}
$editSummary = $wgRequest->getVal('wpSummary');
$categoryArticle->doEdit($pageText, $editSummary);
$redirectURL = $categoryTitle->getLocalURL();
$text = <<<END
\t\t<script type="text/javascript">
\t\twindow.onload = function() {
\t\t\twindow.location="{$redirectURL}";
\t\t}
\t\t</script>
END;
$wgOut->addHTML($text);
return true;
}
if ($category == "") {
// No category was specified - show the list of
// categories with a page schema defined.
$text = self::showLinksToCategories();
$wgOut->addHTML($text);
return true;
}
// We have a category - show a form.
// See if a page schema has already been defined for this category.
$title = Title::newFromText($category, NS_CATEGORY);
$pageId = $title->getArticleID();
$dbr = wfGetDB(DB_SLAVE);
$res = $dbr->select('page_props', array('pp_page', 'pp_propname', 'pp_value'), array('pp_page' => $pageId));
$row = $dbr->fetchRow($res);
if ($row == null && !$title->exists()) {
// Category doesn't exist.
$wgOut->setPageTitle(wfMessage('createschema')->parse());
$text = '<p>' . wfMessage('ps-page-desc-cat-not-exist')->parse() . '</p>';
$text .= self::printForm();
} elseif ($row[1] != 'PageSchema' || $row[2] == null) {
// Category exists, but has no page schema.
$text = '<p>' . wfMessage('ps-page-desc-ps-not-exist')->parse() . '</p>';
$wgOut->setPageTitle(wfMessage('createschema')->parse());
$text .= self::printForm();
} else {
// It's a category with an existing page schema -
// populate the form with its values.
$pageSchemaObj = new PSSchema($category);
$pageXMLstr = $row[2];
$pageXML = simplexml_load_string($pageXMLstr);
$text = self::printForm($pageSchemaObj, $pageXML);
}
$wgOut->addHTML($text);
return true;
}
/**
* Get the form(s) used to edit this page - either:
* - the default form(s) for the page itself, if there are any; or
* - the default form(s) for a category that this article belongs to,
* if there are any; or
* - the default form(s) for the article's namespace, if there are any.
*/
static function getDefaultFormsForPage($title)
{
// See if the page itself has a default form (or forms), and
// return it/them if so.
// (Disregard category pages for this check.)
if ($title->getNamespace() != NS_CATEGORY) {
$default_form = self::getDefaultForm($title);
if ($default_form != '') {
return array($default_form);
}
}
$default_forms = self::getFormsThatPagePointsTo($title->getText(), $title->getNamespace(), self::PAGE_DEFAULT_FORM);
if (count($default_forms) > 0) {
return $default_forms;
}
// If this is not a category page, look for a default form
// for its parent category or categories.
$namespace = $title->getNamespace();
if (NS_CATEGORY !== $namespace) {
$default_forms = array();
$categories = SFUtils::getCategoriesForPage($title);
foreach ($categories as $category) {
if (class_exists('PSSchema')) {
// Check the Page Schema, if one exists.
$psSchema = new PSSchema($category);
if ($psSchema->isPSDefined()) {
$formName = SFPageSchemas::getFormName($psSchema);
if (!is_null($formName)) {
$default_forms[] = $formName;
}
}
}
$categoryPage = Title::makeTitleSafe(NS_CATEGORY, $category);
$defaultFormForCategory = self::getDefaultForm($categoryPage);
if ($defaultFormForCategory != '') {
$default_forms[] = $defaultFormForCategory;
}
$default_forms = array_merge($default_forms, self::getFormsThatPagePointsTo($category, NS_CATEGORY, self::DEFAULT_FORM));
}
if (count($default_forms) > 0) {
// It is possible for two categories to have the same default form, so purge any
// duplicates from the array to avoid a "more than one default form" warning.
return array_unique($default_forms);
}
}
// All that's left is checking for the namespace. If this is
// a subpage, exit out - default forms for namespaces don't
// apply to subpages.
if ($title->isSubpage()) {
return array();
}
// If we're still here, just return the default form for the
// namespace, which may well be null.
if (NS_MAIN === $namespace) {
// If it's in the main (blank) namespace, check for the
// file named with the word for "Main" in this language.
$namespace_label = wfMessage('sf_blank_namespace')->inContentLanguage()->text();
} else {
global $wgContLang;
$namespace_labels = $wgContLang->getNamespaces();
$namespace_label = $namespace_labels[$namespace];
}
$namespacePage = Title::makeTitleSafe(NS_PROJECT, $namespace_label);
$default_form = self::getDefaultForm($namespacePage);
if ($default_form != '') {
return array($default_form);
}
$default_forms = self::getFormsThatPagePointsTo($namespace_label, NS_PROJECT, self::DEFAULT_FORM);
return $default_forms;
}
/**
* Get the form(s) used to edit this page - either:
* - the default form(s) for the page itself, if there are any; or
* - the default form(s) for a category that this article belongs to,
* if there are any; or
* - the default form(s) for the article's namespace, if there are any.
*/
static function getDefaultFormsForPage( $title ) {
// See if the page itself has a default form (or forms), and
// return it/them if so.
$default_forms = self::getFormsThatPagePointsTo( $title->getText(), $title->getNamespace(), self::PAGE_DEFAULT_FORM );
if ( count( $default_forms ) > 0 ) {
return $default_forms;
}
// If this is not a category page, look for a default form
// for its parent category or categories.
$namespace = $title->getNamespace();
if ( NS_CATEGORY !== $namespace ) {
$default_forms = array();
$categories = SFUtils::getCategoriesForPage( $title );
foreach ( $categories as $category ) {
if ( class_exists( 'PSSchema' ) ) {
// Check the Page Schema, if one exists.
$psSchema = new PSSchema( $category );
if ( $psSchema->isPSDefined() ) {
$formName = SFPageSchemas::getFormName( $psSchema );
if ( !is_null( $formName ) ) {
$default_forms[] = $formName;
}
}
}
$default_forms = array_merge( $default_forms, self::getFormsThatPagePointsTo( $category, NS_CATEGORY, self::DEFAULT_FORM ) );
}
if ( count( $default_forms ) > 0 ) {
return $default_forms;
}
}
// All that's left is checking for the namespace. If this is
// a subpage, exit out - default forms for namespaces don't
// apply to subpages.
if ( $title->isSubpage() ) {
return array();
}
// If we're still here, just return the default form for the
// namespace, which may well be null.
if ( NS_MAIN === $namespace ) {
// If it's in the main (blank) namespace, check for the
// file named with the word for "Main" in this language.
$namespace_label = wfMsgForContent( 'sf_blank_namespace' );
} else {
global $wgContLang;
$namespace_labels = $wgContLang->getNamespaces();
$namespace_label = $namespace_labels[$namespace];
}
$default_forms = self::getFormsThatPagePointsTo( $namespace_label, NS_PROJECT, self::DEFAULT_FORM );
return $default_forms;
}
/**
* Creates all the pages that the user specified.
*/
function generatePages( $categoryName, $selectedPageList ) {
$pageSchema = new PSSchema( $categoryName );
$pageSchema->generateAllPages( $selectedPageList );
}
/**
* Gets all the filters specified for a category.
*/
static function loadFiltersForCategory($category)
{
$filters = array();
$title = Title::newFromText($category, NS_CATEGORY);
$pageId = $title->getArticleID();
$dbr = wfGetDB(DB_SLAVE);
$res = $dbr->select('page_props', array('pp_value'), array('pp_page' => $pageId, 'pp_propname' => 'SDFilters'));
while ($row = $dbr->fetchRow($res)) {
// There should only be one row.
$filtersStr = $row['pp_value'];
$filtersInfo = unserialize($filtersStr);
foreach ($filtersInfo as $filterName => $filterValues) {
$curFilter = new SDFilter();
$curFilter->setName($filterName);
foreach ($filterValues as $key => $value) {
if ($key == 'property') {
$curFilter->setProperty($value);
$curFilter->loadPropertyTypeFromProperty();
} elseif ($key == 'category') {
$curFilter->setCategory($value);
} elseif ($key == 'requires') {
$curFilter->addRequiredFilter($value);
}
}
$filters[] = $curFilter;
}
}
// Get "legacy" filters defined via the SMW special property
// "Has filter" and the Filter: namespace.
$filter_names = SDUtils::getValuesForProperty(str_replace(' ', '_', $category), NS_CATEGORY, '_SD_F');
foreach ($filter_names as $filter_name) {
$filter = SDFilter::load($filter_name);
$filter->required_filters = SDUtils::getValuesForProperty($filter_name, SD_NS_FILTER, '_SD_RF', SD_SP_REQUIRES_FILTER, SD_NS_FILTER);
$filters[] = $filter;
}
// Read from the Page Schemas schema for this category, if
// it exists, and add any filters defined there.
if (class_exists('PSSchema')) {
$pageSchemaObj = new PSSchema($category);
if ($pageSchemaObj->isPSDefined()) {
$filters_ps = SDFilter::loadAllFromPageSchema($pageSchemaObj);
$result_filters = array_merge($filters, $filters_ps);
return $result_filters;
}
}
return $filters;
}
function __construct( $templateXML ) {
$this->mTemplateXML = $templateXML;
$this->mTemplateName = (string) $templateXML->attributes()->name;
if( ((string) $templateXML->attributes()->multiple) == "multiple" ) {
$this->mMultipleAllowed = true;
}
// Index for template objects
$i = 0 ;
$inherited_fields = array();
foreach ($templateXML->children() as $child) {
if ( $child->getName() == 'InheritsFrom' ) {
$schema_to_inherit = (string) $child->attributes()->schema;
$template_to_inherit = (string) $child->attributes()->template;
if ( $schema_to_inherit != null && $template_to_inherit != null ) {
$inheritedSchemaObj = new PSSchema( $schema_to_inherit );
$inherited_templates = $inheritedSchemaObj->getTemplates();
foreach( $inherited_templates as $inherited_template ) {
if( $template_to_inherit == $inherited_template->getName() ){
$inherited_fields = $inherited_template->getFields();
}
}
}
} elseif ( $child->getName() == "Field" ) {
$ignore = (string) $child->attributes()->ignore;
if ( count($child->children()) > 0 ) { //@TODO :Can be dealt more efficiently
$fieldObj = new PSTemplateField( $child );
$this->mFields[$i++]= $fieldObj;
} elseif ( $ignore != "true" ) {
// Code to add fields from inherited templates
$field_name = (string) $child->attributes()->name;
foreach ( $inherited_fields as $inherited_field ) {
if ( $field_name == $inherited_field->getName() ) {
$this->mFields[$i++]= $inherited_field;
}
}
}
}
}
}
/**
* Gets all the filters specified for a category.
*/
static function loadFiltersForCategory( $category ) {
$filters = array();
$filters_ps = array();
$filter_names = SDUtils::getValuesForProperty( str_replace( ' ', '_', $category ), NS_CATEGORY, '_SD_F' );
foreach ( $filter_names as $filter_name ) {
$filters[] = SDFilter::load( $filter_name );
}
// Read from the Page Schemas schema for this category, if
// it exists, and add any filters defined there.
if ( class_exists( 'PSSchema' ) ) {
$pageSchemaObj = new PSSchema( $category );
if ( $pageSchemaObj->isPSDefined() ) {
$filters_ps = SDFilter::loadAllFromPageSchema( $pageSchemaObj );
$result_filters = array_merge( $filters, $filters_ps );
return $result_filters;
}
}
return $filters;
}
