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<?php |
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/** |
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* An individual blog post. |
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* |
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* @package silverstripe |
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* @subpackage blog |
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* |
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* @method ManyManyList Categories() |
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* @method ManyManyList Tags() |
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* @method ManyManyList Authors() |
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* @method Blog Parent() |
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* |
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* @property string $PublishDate |
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* @property string $AuthorNames |
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* @property int $ParentID |
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*/ |
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class BlogPost extends Page |
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{ |
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/** |
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* Same as above, but for list of users that can be |
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* given credit in the author field for blog posts |
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* @var string|bool false or group code |
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*/ |
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private static $restrict_authors_to_group = false; |
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/** |
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* @var array |
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*/ |
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private static $db = array( |
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'PublishDate' => 'SS_Datetime', |
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'AuthorNames' => 'Varchar(1024)', |
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'Summary' => 'HTMLText', |
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); |
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/** |
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* @var array |
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*/ |
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private static $has_one = array( |
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'FeaturedImage' => 'Image', |
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); |
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/** |
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* @var array |
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*/ |
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private static $many_many = array( |
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'Categories' => 'BlogCategory', |
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'Tags' => 'BlogTag', |
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'Authors' => 'Member', |
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); |
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/** |
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* @var array |
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*/ |
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private static $defaults = array( |
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'ShowInMenus' => false, |
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'InheritSideBar' => true, |
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'ProvideComments' => true, |
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); |
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/** |
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* @var array |
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*/ |
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private static $extensions = array( |
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'BlogPostFilter', |
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); |
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/** |
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* @var array |
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*/ |
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private static $searchable_fields = array( |
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'Title', |
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); |
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/** |
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* @var array |
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*/ |
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private static $summary_fields = array( |
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'Title', |
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); |
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/** |
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* @var array |
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*/ |
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private static $casting = array( |
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'Excerpt' => 'Text', |
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); |
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/** |
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* @var array |
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*/ |
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private static $allowed_children = array(); |
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/** |
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* The default sorting lists BlogPosts with an empty PublishDate at the top. |
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* |
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* @var string |
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*/ |
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private static $default_sort = '"PublishDate" IS NULL DESC, "PublishDate" DESC'; |
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/** |
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* @var bool |
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*/ |
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private static $can_be_root = false; |
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/** |
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* This will display or hide the current class from the SiteTree. This variable can be |
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* configured using YAML. |
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* |
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* @var bool |
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*/ |
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private static $show_in_sitetree = false; |
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/** |
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* Determine the role of the given member. |
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* |
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* Call be called via template to determine the current user. |
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* |
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* @example "Hello $RoleOf($CurrentMember.ID)" |
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* |
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* @param null|int|Member $member |
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* |
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* @return null|string |
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*/ |
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public function RoleOf($member = null) |
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{ |
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$member = $this->getMember($member); |
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if (!$member) { |
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return null; |
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} |
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if ($this->isAuthor($member)) { |
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return _t('BlogPost.AUTHOR', 'Author'); |
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} |
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$parent = $this->Parent(); |
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if ($parent instanceof Blog) { |
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return $parent->RoleOf($member); |
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} |
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return null; |
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} |
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/** |
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* Determine if the given member is an author of this post. |
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* |
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* @param null|Member $member |
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* |
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* @return bool |
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*/ |
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View Code Duplication |
public function isAuthor($member = null) |
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{ |
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if (!$member || !$member->exists()) { |
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return false; |
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} |
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$list = $this->Authors(); |
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if ($list instanceof UnsavedRelationList) { |
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return in_array($member->ID, $list->getIDList()); |
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} |
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return $list->byID($member->ID) !== null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getCMSFields() |
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{ |
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Requirements::css(BLOGGER_DIR . '/css/cms.css'); |
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Requirements::javascript(BLOGGER_DIR . '/js/cms.js'); |
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$self =& $this; |
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$this->beforeUpdateCMSFields(function ($fields) use ($self) { |
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$uploadField = UploadField::create('FeaturedImage', _t('BlogPost.FeaturedImage', 'Featured Image')); |
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$uploadField->getValidator()->setAllowedExtensions(array('jpg', 'jpeg', 'png', 'gif')); |
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/** |
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* @var FieldList $fields |
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*/ |
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$fields->insertAfter($uploadField, 'Content'); |
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$summary = HtmlEditorField::create('Summary', false); |
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$summary->setRows(5); |
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$summary->setDescription(_t( |
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'BlogPost.SUMMARY_DESCRIPTION', |
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'If no summary is specified the first 30 words will be used.' |
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)); |
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$summaryHolder = ToggleCompositeField::create( |
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'CustomSummary', |
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_t('BlogPost.CUSTOMSUMMARY', 'Add A Custom Summary'), |
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array( |
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$summary, |
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) |
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); |
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$summaryHolder->setHeadingLevel(4); |
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$summaryHolder->addExtraClass('custom-summary'); |
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$fields->insertAfter($summaryHolder, 'FeaturedImage'); |
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$fields->push(HiddenField::create('MenuTitle')); |
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$urlSegment = $fields->dataFieldByName('URLSegment'); |
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$urlSegment->setURLPrefix($self->Parent()->RelativeLink()); |
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$fields->removeFieldsFromTab('Root.Main', array( |
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'MenuTitle', |
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'URLSegment', |
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)); |
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$authorField = ListboxField::create( |
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'Authors', |
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_t('BlogPost.Authors', 'Authors'), |
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$self->getCandidateAuthors()->map()->toArray() |
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)->setMultiple(true); |
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$authorNames = TextField::create( |
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'AuthorNames', |
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_t('BlogPost.AdditionalCredits', 'Additional Credits'), |
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null, |
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1024 |
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)->setDescription(_t( |
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'BlogPost.AdditionalCredits_Description', |
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'If some authors of this post don\'t have CMS access, enter their name(s) here. You can separate multiple names with a comma.') |
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); |
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if (!$self->canEditAuthors()) { |
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$authorField = $authorField->performDisabledTransformation(); |
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$authorNames = $authorNames->performDisabledTransformation(); |
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} |
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$publishDate = DatetimeField::create('PublishDate', _t('BlogPost.PublishDate', 'Publish Date')); |
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$publishDate->getDateField()->setConfig('showcalendar', true); |
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if (!$self->PublishDate) { |
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$publishDate->setDescription(_t( |
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'BlogPost.PublishDate_Description', |
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'Will be set to "now" if published without a value.') |
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); |
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} |
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// Get categories and tags |
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$parent = $self->Parent(); |
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$categories = $parent instanceof Blog |
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? $parent->Categories() |
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: BlogCategory::get(); |
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$tags = $parent instanceof Blog |
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? $parent->Tags() |
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: BlogTag::get(); |
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$options = BlogAdminSidebar::create( |
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$publishDate, |
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$urlSegment, |
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TagField::create( |
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'Categories', |
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_t('BlogPost.Categories', 'Categories'), |
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$categories, |
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$self->Categories() |
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) |
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->setCanCreate($self->canCreateCategories()) |
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->setShouldLazyLoad(true), |
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TagField::create( |
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'Tags', |
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_t('BlogPost.Tags', 'Tags'), |
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$tags, |
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$self->Tags() |
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) |
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->setCanCreate($self->canCreateTags()) |
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->setShouldLazyLoad(true), |
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$authorField, |
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$authorNames |
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)->setTitle('Post Options'); |
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$options->setName('blog-admin-sidebar'); |
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$fields->insertBefore($options, 'Root'); |
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}); |
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$fields = parent::getCMSFields(); |
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$fields->fieldByName('Root')->setTemplate('TabSet_holder'); |
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return $fields; |
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} |
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/** |
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* Gets the list of author candidates to be assigned as authors of this blog post. |
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* |
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* @return SS_List |
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*/ |
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public function getCandidateAuthors() |
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{ |
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if ($this->config()->restrict_authors_to_group) { |
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return Group::get()->filter('Code', $this->config()->restrict_authors_to_group)->first()->Members(); |
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} else { |
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$list = Member::get(); |
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$this->extend('updateCandidateAuthors', $list); |
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return $list; |
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} |
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} |
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/** |
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* Determine if this user can edit the authors list. |
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* |
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* @param null|int|Member $member |
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* |
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* @return bool |
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*/ |
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public function canEditAuthors($member = null) |
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{ |
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$member = $this->getMember($member); |
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$extended = $this->extendedCan('canEditAuthors', $member); |
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if ($extended !== null) { |
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return $extended; |
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} |
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$parent = $this->Parent(); |
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if ($parent instanceof Blog && $parent->exists()) { |
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if ($parent->isEditor($member)) { |
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return true; |
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} |
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if ($parent->isWriter($member) && $this->isAuthor($member)) { |
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return true; |
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} |
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} |
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return Permission::checkMember($member, Blog::MANAGE_USERS); |
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} |
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/** |
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* @param null|int|Member $member |
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* |
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* @return null|Member |
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*/ |
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View Code Duplication |
protected function getMember($member = null) |
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{ |
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if (!$member) { |
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$member = Member::currentUser(); |
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} |
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if (is_numeric($member)) { |
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$member = Member::get()->byID($member); |
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} |
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return $member; |
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} |
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/** |
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* Determine whether user can create new categories. |
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* |
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* @param null|int|Member $member |
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* |
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* @return bool |
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*/ |
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View Code Duplication |
public function canCreateCategories($member = null) |
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{ |
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$member = $this->getMember($member); |
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$parent = $this->Parent(); |
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if (!$parent || !$parent->exists() || !($parent instanceof Blog)) { |
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return false; |
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} |
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if ($parent->isEditor($member)) { |
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return true; |
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} |
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return Permission::checkMember($member, 'ADMIN'); |
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} |
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/** |
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* Determine whether user can create new tags. |
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* |
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* @param null|int|Member $member |
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* |
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* @return bool |
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*/ |
387
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|
View Code Duplication |
public function canCreateTags($member = null) |
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|
388
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{ |
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|
$member = $this->getMember($member); |
390
|
|
|
|
391
|
|
|
$parent = $this->Parent(); |
392
|
|
|
|
393
|
|
|
if (!$parent || !$parent->exists() || !($parent instanceof Blog)) { |
394
|
|
|
return false; |
395
|
|
|
} |
396
|
|
|
|
397
|
|
|
if ($parent->isEditor($member)) { |
398
|
|
|
return true; |
399
|
|
|
} |
400
|
|
|
|
401
|
|
|
if ($parent->isWriter($member)) { |
402
|
|
|
return true; |
403
|
|
|
} |
404
|
|
|
|
405
|
|
|
return Permission::checkMember($member, 'ADMIN'); |
406
|
|
|
} |
407
|
|
|
|
408
|
|
|
/** |
409
|
|
|
* {@inheritdoc} |
410
|
|
|
* |
411
|
|
|
* Update the PublishDate to now if the BlogPost would otherwise be published without a date. |
412
|
|
|
*/ |
413
|
|
|
public function onBeforePublish() |
414
|
|
|
{ |
415
|
|
|
/** |
416
|
|
|
* @var SS_Datetime $publishDate |
417
|
|
|
*/ |
418
|
|
|
$publishDate = $this->dbObject('PublishDate'); |
419
|
|
|
|
420
|
|
|
if (!$publishDate->getValue()) { |
421
|
|
|
$this->PublishDate = SS_Datetime::now()->getValue(); |
422
|
|
|
$this->write(); |
423
|
|
|
} |
424
|
|
|
} |
425
|
|
|
|
426
|
|
|
/** |
427
|
|
|
* {@inheritdoc} |
428
|
|
|
* |
429
|
|
|
* Sets blog relationship on all categories and tags assigned to this post. |
430
|
|
|
*/ |
431
|
|
|
public function onAfterWrite() |
432
|
|
|
{ |
433
|
|
|
parent::onAfterWrite(); |
434
|
|
|
|
435
|
|
|
foreach ($this->Categories() as $category) { |
436
|
|
|
/** |
437
|
|
|
* @var BlogCategory $category |
438
|
|
|
*/ |
439
|
|
|
$category->BlogID = $this->ParentID; |
440
|
|
|
$category->write(); |
441
|
|
|
} |
442
|
|
|
|
443
|
|
|
foreach ($this->Tags() as $tag) { |
444
|
|
|
/** |
445
|
|
|
* @var BlogTag $tag |
446
|
|
|
*/ |
447
|
|
|
$tag->BlogID = $this->ParentID; |
448
|
|
|
$tag->write(); |
449
|
|
|
} |
450
|
|
|
} |
451
|
|
|
|
452
|
|
|
/** |
453
|
|
|
* {@inheritdoc} |
454
|
|
|
*/ |
455
|
|
|
public function canView($member = null) |
456
|
|
|
{ |
457
|
|
|
$member = $this->getMember($member); |
458
|
|
|
|
459
|
|
|
if (!parent::canView($member)) { |
460
|
|
|
return false; |
461
|
|
|
} |
462
|
|
|
|
463
|
|
|
if($this->canEdit($member)) { |
464
|
|
|
return true; |
465
|
|
|
} |
466
|
|
|
|
467
|
|
|
/** |
468
|
|
|
* @var SS_Datetime $publishDate |
469
|
|
|
*/ |
470
|
|
|
$publishDate = $this->dbObject('PublishDate'); |
471
|
|
|
if(!$publishDate->exists()) { |
472
|
|
|
return false; |
473
|
|
|
} |
474
|
|
|
|
475
|
|
|
return !$publishDate->InFuture(); |
476
|
|
|
} |
477
|
|
|
|
478
|
|
|
/** |
479
|
|
|
* {@inheritdoc} |
480
|
|
|
*/ |
481
|
|
|
public function canPublish($member = null) |
482
|
|
|
{ |
483
|
|
|
$member = $this->getMember($member); |
484
|
|
|
|
485
|
|
|
if (Permission::checkMember($member, 'ADMIN')) { |
486
|
|
|
return true; |
487
|
|
|
} |
488
|
|
|
|
489
|
|
|
$extended = $this->extendedCan('canPublish', $member); |
490
|
|
|
|
491
|
|
|
if ($extended !== null) { |
492
|
|
|
return $extended; |
493
|
|
|
} |
494
|
|
|
|
495
|
|
|
$parent = $this->Parent(); |
496
|
|
|
|
497
|
|
|
if ($parent instanceof Blog && $parent->exists()) { |
498
|
|
|
if ($parent->isEditor($member)) { |
499
|
|
|
return true; |
500
|
|
|
} |
501
|
|
|
|
502
|
|
|
if ($parent->isWriter($member) && $this->isAuthor($member)) { |
503
|
|
|
return true; |
504
|
|
|
} |
505
|
|
|
|
506
|
|
|
if ($parent->isContributor($member)) { |
507
|
|
|
return parent::canEdit($member); |
|
|
|
|
508
|
|
|
} |
509
|
|
|
} |
510
|
|
|
|
511
|
|
|
return $this->canEdit($member); |
512
|
|
|
} |
513
|
|
|
|
514
|
|
|
/** |
515
|
|
|
* {@inheritdoc} |
516
|
|
|
*/ |
517
|
|
|
public function canEdit($member = null) |
518
|
|
|
{ |
519
|
|
|
$member = $this->getMember($member); |
520
|
|
|
|
521
|
|
|
if (parent::canEdit($member)) { |
522
|
|
|
return true; |
523
|
|
|
} |
524
|
|
|
|
525
|
|
|
$parent = $this->Parent(); |
526
|
|
|
|
527
|
|
|
if (!$parent || !$parent->exists() || !($parent instanceof Blog)) { |
528
|
|
|
return false; |
529
|
|
|
} |
530
|
|
|
|
531
|
|
|
if ($parent->isEditor($member)) { |
532
|
|
|
return true; |
533
|
|
|
} |
534
|
|
|
|
535
|
|
|
if (!$parent->isWriter($member) && !$parent->isContributor($member)) { |
536
|
|
|
return false; |
537
|
|
|
} |
538
|
|
|
|
539
|
|
|
return $this->isAuthor($member); |
540
|
|
|
} |
541
|
|
|
|
542
|
|
|
/** |
543
|
|
|
* Returns the post excerpt. |
544
|
|
|
* |
545
|
|
|
* @param int $wordsToDisplay |
546
|
|
|
* |
547
|
|
|
* @return string |
548
|
|
|
*/ |
549
|
|
|
public function Excerpt($wordsToDisplay = 30) |
550
|
|
|
{ |
551
|
|
|
/** |
552
|
|
|
* @var Text $content |
553
|
|
|
*/ |
554
|
|
|
$content = $this->dbObject('Content'); |
555
|
|
|
|
556
|
|
|
return $content->Summary($wordsToDisplay); |
557
|
|
|
} |
558
|
|
|
|
559
|
|
|
/** |
560
|
|
|
* Returns a monthly archive link for the current blog post. |
561
|
|
|
* |
562
|
|
|
* @param string $type |
563
|
|
|
* |
564
|
|
|
* @return string |
565
|
|
|
*/ |
566
|
|
|
public function getMonthlyArchiveLink($type = 'day') |
567
|
|
|
{ |
568
|
|
|
/** |
569
|
|
|
* @var SS_Datetime $date |
570
|
|
|
*/ |
571
|
|
|
$date = $this->dbObject('PublishDate'); |
572
|
|
|
|
573
|
|
|
if ($type != 'year') { |
574
|
|
|
if ($type == 'day') { |
575
|
|
|
return Controller::join_links( |
576
|
|
|
$this->Parent()->Link('archive'), |
577
|
|
|
$date->format('Y'), |
578
|
|
|
$date->format('m'), |
579
|
|
|
$date->format('d') |
580
|
|
|
); |
581
|
|
|
} |
582
|
|
|
|
583
|
|
|
return Controller::join_links($this->Parent()->Link('archive'), $date->format('Y'), $date->format('m')); |
584
|
|
|
} |
585
|
|
|
|
586
|
|
|
return Controller::join_links($this->Parent()->Link('archive'), $date->format('Y')); |
587
|
|
|
} |
588
|
|
|
|
589
|
|
|
/** |
590
|
|
|
* Returns a yearly archive link for the current blog post. |
591
|
|
|
* |
592
|
|
|
* @return string |
593
|
|
|
*/ |
594
|
|
|
public function getYearlyArchiveLink() |
595
|
|
|
{ |
596
|
|
|
/** |
597
|
|
|
* @var SS_Datetime $date |
598
|
|
|
*/ |
599
|
|
|
$date = $this->dbObject('PublishDate'); |
600
|
|
|
|
601
|
|
|
return Controller::join_links($this->Parent()->Link('archive'), $date->format('Y')); |
602
|
|
|
} |
603
|
|
|
|
604
|
|
|
/** |
605
|
|
|
* Resolves static and dynamic authors linked to this post. |
606
|
|
|
* |
607
|
|
|
* @return ArrayList |
608
|
|
|
*/ |
609
|
|
|
public function getCredits() |
610
|
|
|
{ |
611
|
|
|
$list = new ArrayList(); |
612
|
|
|
|
613
|
|
|
$list->merge($this->getDynamicCredits()); |
614
|
|
|
$list->merge($this->getStaticCredits()); |
615
|
|
|
|
616
|
|
|
return $list->sort('Name'); |
617
|
|
|
} |
618
|
|
|
|
619
|
|
|
/** |
620
|
|
|
* Resolves dynamic authors linked to this post. |
621
|
|
|
* |
622
|
|
|
* @return ArrayList |
623
|
|
|
*/ |
624
|
|
|
protected function getDynamicCredits() |
625
|
|
|
{ |
626
|
|
|
// Find best page to host user profiles |
627
|
|
|
$parent = $this->Parent(); |
628
|
|
|
if (! ($parent instanceof Blog)) { |
629
|
|
|
$parent = Blog::get()->first(); |
630
|
|
|
} |
631
|
|
|
|
632
|
|
|
// If there is no parent blog, return list undecorated |
633
|
|
|
if (!$parent) { |
634
|
|
|
$items = $this->Authors()->toArray(); |
635
|
|
|
return new ArrayList($items); |
636
|
|
|
} |
637
|
|
|
|
638
|
|
|
// Update all authors |
639
|
|
|
$items = new ArrayList(); |
640
|
|
|
foreach ($this->Authors() as $author) { |
641
|
|
|
// Add link for each author |
642
|
|
|
$author = $author->customise(array( |
643
|
|
|
'URL' => $parent->ProfileLink($author->URLSegment), |
644
|
|
|
)); |
645
|
|
|
$items->push($author); |
646
|
|
|
} |
647
|
|
|
|
648
|
|
|
return $items; |
649
|
|
|
} |
650
|
|
|
|
651
|
|
|
/** |
652
|
|
|
* Resolves static authors linked to this post. |
653
|
|
|
* |
654
|
|
|
* @return ArrayList |
655
|
|
|
*/ |
656
|
|
|
protected function getStaticCredits() |
657
|
|
|
{ |
658
|
|
|
$items = new ArrayList(); |
659
|
|
|
|
660
|
|
|
$authors = array_filter(preg_split('/\s*,\s*/', $this->AuthorNames)); |
661
|
|
|
|
662
|
|
|
foreach ($authors as $author) { |
663
|
|
|
$item = new ArrayData(array( |
664
|
|
|
'Name' => $author, |
665
|
|
|
)); |
666
|
|
|
|
667
|
|
|
$items->push($item); |
668
|
|
|
} |
669
|
|
|
|
670
|
|
|
return $items; |
671
|
|
|
} |
672
|
|
|
|
673
|
|
|
/** |
674
|
|
|
* Sets the label for BlogPost.Title to 'Post Title' (Rather than 'Page name'). |
675
|
|
|
* |
676
|
|
|
* @param bool $includeRelations |
677
|
|
|
* |
678
|
|
|
* @return array |
679
|
|
|
*/ |
680
|
|
|
public function fieldLabels($includeRelations = true) |
681
|
|
|
{ |
682
|
|
|
$labels = parent::fieldLabels($includeRelations); |
683
|
|
|
|
684
|
|
|
$labels['Title'] = _t('BlogPost.PageTitleLabel', 'Post Title'); |
685
|
|
|
|
686
|
|
|
return $labels; |
687
|
|
|
} |
688
|
|
|
|
689
|
|
|
/** |
690
|
|
|
* {@inheritdoc} |
691
|
|
|
*/ |
692
|
|
|
protected function onBeforeWrite() |
693
|
|
|
{ |
694
|
|
|
parent::onBeforeWrite(); |
695
|
|
|
|
696
|
|
|
if (!$this->exists() && ($member = Member::currentUser())) { |
697
|
|
|
$this->Authors()->add($member); |
698
|
|
|
} |
699
|
|
|
} |
700
|
|
|
} |
701
|
|
|
|
702
|
|
|
/** |
703
|
|
|
* @package silverstripe |
704
|
|
|
* @subpackage blog |
705
|
|
|
*/ |
706
|
|
|
class BlogPost_Controller extends Page_Controller |
|
|
|
|
707
|
|
|
{ |
708
|
|
|
} |
709
|
|
|
|
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.