1 | <?php |
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2 | |||
3 | namespace SilverStripe\ElementalBannerBlock\Block; |
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4 | |||
5 | use SilverStripe\CMS\Model\SiteTree; |
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6 | use SilverStripe\ElementalFileBlock\Block\FileBlock; |
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7 | use SilverStripe\Forms\FieldList; |
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8 | use SilverStripe\View\ArrayData; |
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9 | |||
10 | class BannerBlock extends FileBlock |
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11 | { |
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12 | private static $icon = 'font-icon-block-banner'; |
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13 | |||
14 | private static $db = [ |
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15 | 'Content' => 'HTMLText', |
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16 | 'CallToActionLink' => 'Link', |
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17 | ]; |
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18 | |||
19 | private static $singular_name = 'banner'; |
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20 | |||
21 | private static $plural_name = 'banners'; |
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22 | |||
23 | private static $table_name = 'S_EB_BannerBlock'; |
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24 | |||
25 | public function getType() |
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26 | { |
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27 | return _t(__CLASS__ . '.BlockType', 'Banner'); |
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28 | } |
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29 | |||
30 | public function getCMSFields() |
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31 | { |
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32 | $this->beforeUpdateCMSFields(function (FieldList $fields) { |
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33 | // Remove default scaffolded relationship fields |
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34 | $fields->removeByName('CallToActionLinkID'); |
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35 | |||
36 | // Move the file upload field to be before the content |
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37 | $upload = $fields->fieldByName('Root.Main.File'); |
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38 | $fields->insertBefore('Content', $upload); |
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39 | |||
40 | // Set the height of the content fields |
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41 | $fields->fieldByName('Root.Main.Content')->setRows(5); |
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42 | |||
43 | $fields->fieldByName('Root.Main.CallToActionLink') |
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44 | ->setTitle(_t(__CLASS__ . '.CallToActionTitle', 'Call to action link')); |
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45 | }); |
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46 | |||
47 | return parent::getCMSFields(); |
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48 | } |
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49 | |||
50 | /** |
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51 | * For the frontend, return a parsed set of data for use in templates |
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52 | * |
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53 | * @return ArrayData|null |
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54 | */ |
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55 | public function CallToActionLink() |
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56 | { |
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57 | return $this->decodeLinkData($this->getField('CallToActionLink')); |
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58 | } |
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59 | |||
60 | /** |
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61 | * Add the banner content instead of the image title |
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62 | * |
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63 | * {@inheritDoc} |
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64 | */ |
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65 | public function getSummary() |
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66 | { |
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67 | if ($this->File() && $this->File()->exists()) { |
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68 | return $this->getSummaryThumbnail() . $this->dbObject('Content')->Summary(20); |
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69 | } |
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70 | return ''; |
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71 | } |
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72 | |||
73 | /** |
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74 | * Return content summary for summary section of ElementEditor |
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75 | * |
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76 | * @return array |
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77 | */ |
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78 | protected function provideBlockSchema() |
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79 | { |
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80 | $blockSchema = parent::provideBlockSchema(); |
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81 | $blockSchema['content'] = $this->dbObject('Content')->Summary(20); |
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82 | return $blockSchema; |
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83 | } |
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84 | |||
85 | /** |
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86 | * Given a set of JSON data, decode it, attach the relevant Page object and return as ArrayData |
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87 | * |
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88 | * @param string $linkJson |
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89 | * @return ArrayData|null |
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90 | */ |
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91 | protected function decodeLinkData($linkJson) |
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92 | { |
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93 | if (!$linkJson || $linkJson === 'null') { |
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94 | return; |
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95 | } |
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96 | |||
97 | $data = ArrayData::create(json_decode($linkJson)); |
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98 | |||
99 | // Link page, if selected |
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100 | if ($data->PageID) { |
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101 | $data->setField('Page', self::get_by_id(SiteTree::class, $data->PageID)); |
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102 | } |
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103 | |||
104 | return $data; |
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105 | } |
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106 | } |
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107 |