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<?php |
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/* |
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* ***************************************************************************** |
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* Contributions to this work were made on behalf of the GÉANT project, a |
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* project that has received funding from the European Union’s Framework |
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* Programme 7 under Grant Agreements No. 238875 (GN3) and No. 605243 (GN3plus), |
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* Horizon 2020 research and innovation programme under Grant Agreements No. |
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* 691567 (GN4-1) and No. 731122 (GN4-2). |
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* On behalf of the aforementioned projects, GEANT Association is the sole owner |
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* of the copyright in all material which was developed by a member of the GÉANT |
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* project. GÉANT Vereniging (Association) is registered with the Chamber of |
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* Commerce in Amsterdam with registration number 40535155 and operates in the |
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* UK as a branch of GÉANT Vereniging. |
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* |
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* Registered office: Hoekenrode 3, 1102BR Amsterdam, The Netherlands. |
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* UK branch address: City House, 126-130 Hills Road, Cambridge CB2 1PQ, UK |
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* |
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* License: see the web/copyright.inc.php file in the file structure or |
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* <base_url>/copyright.php after deploying the software |
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*/ |
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namespace web\lib\admin; |
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use Exception; |
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/** |
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* This class provides various HTML snippets and other UI-related convenience functions. |
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* |
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* @author Stefan Winter <[email protected]> |
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*/ |
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class UIElements { |
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/** |
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* the custom displayable variant of the term 'federation' |
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* |
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* @var string |
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*/ |
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public $nomenclature_fed; |
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/** |
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* the custom displayable variant of the term 'institution' |
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* |
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* @var string |
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*/ |
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public $nomenclature_inst; |
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/** |
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* Initialises the class. |
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* |
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* Mainly fetches various nomenclature from the config and attempts to translate those into local language. Needs pre-loading some terms. |
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*/ |
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public function __construct() { |
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// pick up the nomenclature translations from core - no need to repeat |
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// them here in this catalogue |
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new \core\CAT(); // initialises Entity static members, in correct langauge |
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$this->nomenclature_fed = \core\common\Entity::$nomenclature_fed; |
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$this->nomenclature_inst = \core\common\Entity::$nomenclature_inst; |
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} |
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/** |
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* provides human-readable text for the various option names as stored in DB. |
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* |
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* @param string $input raw text in need of a human-readable display variant |
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* @return string the human-readable variant |
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* @throws Exception |
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*/ |
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public function displayName($input) { |
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\core\common\Entity::intoThePotatoes(); |
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$ssidText = _("SSID"); |
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$ssidLegacyText = _("SSID (with WPA/TKIP)"); |
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$passpointOiText = _("HS20 Consortium OI"); |
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if (count(CONFIG_CONFASSISTANT['CONSORTIUM']['ssid']) > 0) { |
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$ssidText = _("Additional SSID"); |
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$ssidLegacyText = _("Additional SSID (with WPA/TKIP)"); |
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} |
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if (!empty(CONFIG_CONFASSISTANT['CONSORTIUM']['interworking-consortium-oi']) && count(CONFIG_CONFASSISTANT['CONSORTIUM']['interworking-consortium-oi']) > 0) { |
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$passpointOiText = _("Additional HS20 Consortium OI"); |
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} |
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$displayNames = [_("Support: Web") => "support:url", |
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_("Support: EAP Types") => "support:eap_types", |
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_("Support: Phone") => "support:phone", |
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_("Support: E-Mail") => "support:email", |
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sprintf(_("%s Name"), $this->nomenclature_inst) => "general:instname", |
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_("Location") => "general:geo_coordinates", |
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_("Logo URL") => "general:logo_url", |
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_("Logo image") => "general:logo_file", |
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_("Configure Wired Ethernet") => "media:wired", |
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_("Name (CN) of Authentication Server") => "eap:server_name", |
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_("Enable device assessment") => "eap:enable_nea", |
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_("Terms of Use") => "support:info_file", |
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_("CA Certificate URL") => "eap:ca_url", |
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_("CA Certificate File") => "eap:ca_file", |
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_("Profile Display Name") => "profile:name", |
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_("Production-Ready") => "profile:production", |
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_("Admin Accepted Terms of Use") => 'hiddenprofile:tou_accepted', |
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_("Extra text on downloadpage for device") => "device-specific:customtext", |
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_("Redirection Target") => "device-specific:redirect", |
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_("Extra text on downloadpage for EAP method") => "eap-specific:customtext", |
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_("Turn on selection of EAP-TLS User-Name") => "eap-specific:tls_use_other_id", |
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_("Use GEANTlink TTLS supplicant for W8") => "device-specific:geantlink", |
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_("Use builtin TTLS supplicant for Windows 10") => "device-specific:builtin_ttls", |
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_("Profile Description") => "profile:description", |
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_("Custom Installer Name Suffix") => "profile:customsuffix", |
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sprintf(_("%s Administrator"), $this->nomenclature_fed) => "user:fedadmin", |
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_("Real Name") => "user:realname", |
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_("E-Mail Address") => "user:email", |
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_("Remove/Disable SSID") => "media:remove_SSID", |
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_("Mandatory Content Filtering Proxy") => "media:force_proxy", |
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_("Custom CSS file for User Area") => "fed:css_file", |
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sprintf(_("%s Logo"), $this->nomenclature_fed) => "fed:logo_file", |
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_("Preferred Skin for User Area") => "fed:desired_skin", |
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sprintf(_("Include %s branding in installers"), $this->nomenclature_fed) => "fed:include_logo_installers", |
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sprintf(_("%s Name"), $this->nomenclature_fed) => "fed:realname", |
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sprintf(_("%s Homepage"), $this->nomenclature_fed) => "fed:url", |
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sprintf(_("Custom text in %s Invitations"), $this->nomenclature_inst) => "fed:custominvite", |
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sprintf(_("Enable %s"), \core\ProfileSilverbullet::PRODUCTNAME) => "fed:silverbullet", |
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sprintf(_("%s: Do not terminate EAP"), \core\ProfileSilverbullet::PRODUCTNAME) => "fed:silverbullet-noterm", |
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sprintf(_("%s: max users per profile"), \core\ProfileSilverbullet::PRODUCTNAME) => "fed:silverbullet-maxusers", |
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sprintf(_("Mint %s with CA on creation"), $this->nomenclature_inst) => "fed:minted_ca_file", |
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$ssidText => "media:SSID", |
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$ssidLegacyText => "media:SSID_with_legacy", |
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$passpointOiText => "media:consortium_OI", |
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]; |
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$find = array_keys($displayNames, $input, TRUE); |
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if (count($find) == 0) { // this is an error! throw an Exception |
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throw new \Exception("The translation of an option name was requested, but the option is not known to the system: " . htmlentities($input)); |
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} |
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\core\common\Entity::outOfThePotatoes(); |
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return $find[0]; |
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} |
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/** |
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* creates an HTML information block with a list of options from a given category and level |
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* @param array $optionlist list of options |
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* @param string $class option class of interest |
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* @param string $level option level of interest |
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* @return string HTML code |
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*/ |
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public function infoblock(array $optionlist, string $class, string $level) { |
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\core\common\Entity::intoThePotatoes(); |
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$locationMarkers = []; |
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$retval = ""; |
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$optioninfo = \core\Options::instance(); |
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foreach ($optionlist as $option) { |
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$type = $optioninfo->optionType($option['name']); |
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if (preg_match('/^' . $class . '/', $option['name']) && $option['level'] == "$level") { |
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// all non-multilang attribs get this assignment ... |
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$language = ""; |
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$content = $option['value']; |
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// ... override them with multilang tags if needed |
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if ($type["flag"] == "ML") { |
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$language = _("default/other languages"); |
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if ($option['lang'] != 'C') { |
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$language = CONFIG['LANGUAGES'][$option['lang']]['display'] ?? "(unsupported language)"; |
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} |
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} |
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switch ($type["type"]) { |
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case "coordinates": |
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$coords = json_decode($option['value'], true); |
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$locationMarkers[] = $coords; |
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break; |
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case "file": |
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$retval .= "<tr><td>" . $this->displayName($option['name']) . "</td><td>$language</td><td>"; |
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switch ($option['name']) { |
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case "general:logo_file": |
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case "fed:logo_file": |
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$retval .= $this->previewImageinHTML('ROWID-' . $option['level'] . '-' . $option['row']); |
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break; |
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case "eap:ca_file": |
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// fall-through intended: display both the same way |
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case "fed:minted_ca_file": |
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$retval .= $this->previewCAinHTML('ROWID-' . $option['level'] . '-' . $option['row']); |
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break; |
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case "support:info_file": |
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$retval .= $this->previewInfoFileinHTML('ROWID-' . $option['level'] . '-' . $option['row']); |
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break; |
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default: |
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} |
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break; |
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case "boolean": |
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if ($option['name'] == "fed:silverbullet" && CONFIG['FUNCTIONALITY_LOCATIONS']['CONFASSISTANT_SILVERBULLET'] == "LOCAL" && CONFIG['FUNCTIONALITY_LOCATIONS']['CONFASSISTANT_RADIUS'] != "LOCAL") { |
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// do not display the option at all; it gets auto-set by the ProfileSilverbullet constructor and doesn't have to be seen |
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break; |
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} |
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$retval .= "<tr><td>" . $this->displayName($option['name']) . "</td><td>$language</td><td><strong>" . ($content == "on" ? _("on") : _("off") ) . "</strong></td></tr>"; |
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break; |
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default: |
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$retval .= "<tr><td>" . $this->displayName($option['name']) . "</td><td>$language</td><td><strong>$content</strong></td></tr>"; |
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} |
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} |
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} |
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if (count($locationMarkers)) { |
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$marker = '<markers>'; |
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$locationCount = 0; |
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foreach ($locationMarkers as $g) { |
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$locationCount++; |
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$marker .= '<marker name="' . $locationCount . '" lat="' . $g['lat'] . '" lng="' . $g['lon'] . '" />'; |
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} |
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$marker .= '<\/markers>'; // some validator says this should be escaped |
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$jMarker = json_encode($locationMarkers); |
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$retval .= '<tr><td><script>markers=\'' . $marker . '\'; jmarkers = \'' . $jMarker . '\';</script></td><td></td><td></td></tr>'; |
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} |
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\core\common\Entity::outOfThePotatoes(); |
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return $retval; |
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} |
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/** |
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* creates HTML code to display all information boxes for an IdP |
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* |
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* @param \core\IdP $myInst the IdP in question |
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* @return string HTML code |
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*/ |
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public function instLevelInfoBoxes(\core\IdP $myInst) { |
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\core\common\Entity::intoThePotatoes(); |
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$idpoptions = $myInst->getAttributes(); |
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$retval = "<div class='infobox'> |
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<h2>" . sprintf(_("General %s details"), $this->nomenclature_inst) . "</h2> |
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<table> |
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<tr> |
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<td> |
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" . _("Country:") . " |
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</td> |
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<td> |
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</td> |
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<td> |
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<strong>"; |
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$myFed = new \core\Federation($myInst->federation); |
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$retval .= $myFed->name; |
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$retval .= "</strong> |
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</td> |
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</tr>" . $this->infoblock($idpoptions, "general", "IdP") . " |
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</table> |
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</div>"; |
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$blocks = [["support", _("Global Helpdesk Details")], ["media", _("Media Properties")]]; |
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foreach ($blocks as $block) { |
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$retval .= "<div class='infobox'> |
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<h2>" . $block[1] . "</h2> |
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<table>" . |
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$this->infoblock($idpoptions, $block[0], "IdP") . |
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"</table> |
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</div>"; |
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} |
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\core\common\Entity::outOfThePotatoes(); |
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return $retval; |
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} |
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/** |
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* pretty-prints a file size number in SI "bi" units |
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* @param int $number the size of the file |
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* @return string the pretty-print representation of the file size |
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*/ |
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private function displaySize(int $number) { |
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if ($number > 1024 * 1024) { |
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return round($number / 1024 / 1024, 2) . " MiB"; |
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} |
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if ($number > 1024) { |
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return round($number / 1024, 2) . " KiB"; |
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} |
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return $number . " B"; |
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} |
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/** |
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* |
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* @param string $ref the database reference string |
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* @param boolean $checkpublic should we check if the requested piece of data is public? |
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* @return string|boolean the requested data, or FALSE if something went wrong |
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*/ |
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public static function getBlobFromDB($ref, $checkpublic) { |
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$validator = new \web\lib\common\InputValidation(); |
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$reference = $validator->databaseReference($ref); |
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if ($reference === FALSE) { |
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return FALSE; |
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} |
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// the data is either public (just give it away) or not; in this case, only |
|
286
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|
|
// release if the data belongs to admin himself |
|
287
|
|
|
if ($checkpublic) { |
|
288
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|
|
|
|
289
|
|
|
$owners = \core\EntityWithDBProperties::isDataRestricted($reference["table"], $reference["rowindex"]); |
|
290
|
|
|
|
|
291
|
|
|
$ownersCondensed = []; |
|
292
|
|
|
|
|
293
|
|
|
if ($owners !== FALSE) { // restricted data, see if we're authenticated and owners of the data |
|
294
|
|
|
$auth = new \web\lib\admin\Authentication(); |
|
295
|
|
|
if (!$auth->isAuthenticated()) { |
|
296
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|
|
return FALSE; // admin-only, but we are not an admin |
|
297
|
|
|
} |
|
298
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|
|
// we might be called without session context (filepreview) so get the |
|
299
|
|
|
// context if needed |
|
300
|
|
|
CAT_session_start(); |
|
301
|
|
|
|
|
302
|
|
|
foreach ($owners as $oneowner) { |
|
303
|
|
|
$ownersCondensed[] = $oneowner['ID']; |
|
304
|
|
|
} |
|
305
|
|
|
if (array_search($_SESSION['user'], $ownersCondensed) === FALSE) { |
|
306
|
|
|
return FALSE; // wrong guy |
|
307
|
|
|
} |
|
308
|
|
|
// carry on and get the data |
|
309
|
|
|
} |
|
310
|
|
|
} |
|
311
|
|
|
|
|
312
|
|
|
$blob = \core\EntityWithDBProperties::fetchRawDataByIndex($reference["table"], $reference["rowindex"]); |
|
313
|
|
|
return $blob; // this means we might return FALSE here if something was wrong with the original requested reference |
|
314
|
|
|
} |
|
315
|
|
|
|
|
316
|
|
|
/** |
|
317
|
|
|
* |
|
318
|
|
|
* @param string $reference a reference pointer to a database entry |
|
319
|
|
|
* @return void |
|
320
|
|
|
* @throws Exception |
|
321
|
|
|
*/ |
|
322
|
|
|
private function checkROWIDpresence($reference) { |
|
323
|
|
|
$found = preg_match("/^ROWID-.*/", $reference); |
|
324
|
|
|
if ($found != 1) { // get excited on not-found AND on execution error |
|
325
|
|
|
throw new Exception("Error, ROWID expected."); |
|
326
|
|
|
} |
|
327
|
|
|
} |
|
328
|
|
|
|
|
329
|
|
|
/** |
|
330
|
|
|
* creates HTML code to display a nice UI representation of a CA |
|
331
|
|
|
* |
|
332
|
|
|
* @param string $cAReference ROWID pointer to the CA to display |
|
333
|
|
|
* @return string HTML code |
|
334
|
|
|
*/ |
|
335
|
|
|
public function previewCAinHTML($cAReference) { |
|
336
|
|
|
\core\common\Entity::intoThePotatoes(); |
|
337
|
|
|
$this->checkROWIDpresence($cAReference); |
|
338
|
|
|
$rawResult = UIElements::getBlobFromDB($cAReference, FALSE); |
|
339
|
|
|
if (is_bool($rawResult)) { // we didn't actually get a CA! |
|
|
|
|
|
|
340
|
|
|
$retval = "<div class='ca-summary'>" . _("There was an error while retrieving the certificate from the database!") . "</div>"; |
|
341
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
342
|
|
|
return $retval; |
|
343
|
|
|
} |
|
344
|
|
|
$cAblob = base64_decode($rawResult); |
|
345
|
|
|
|
|
346
|
|
|
$func = new \core\common\X509; |
|
347
|
|
|
$details = $func->processCertificate($cAblob); |
|
348
|
|
|
if ($details === FALSE) { |
|
349
|
|
|
$retval = _("There was an error processing the certificate!"); |
|
350
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
351
|
|
|
return $retval; |
|
352
|
|
|
} |
|
353
|
|
|
|
|
354
|
|
|
$details['name'] = preg_replace('/(.)\/(.)/', "$1<br/>$2", $details['name']); |
|
355
|
|
|
$details['name'] = preg_replace('/\//', "", $details['name']); |
|
356
|
|
|
$certstatus = ( $details['root'] == 1 ? "R" : "I"); |
|
357
|
|
|
if ($details['ca'] == 0 && $details['root'] != 1) { |
|
358
|
|
|
$retval = "<div class='ca-summary' style='background-color:red'><div style='position:absolute; right: 0px; width:20px; height:20px; background-color:maroon; border-radius:10px; text-align: center;'><div style='padding-top:3px; font-weight:bold; color:#ffffff;'>S</div></div>" . _("This is a <strong>SERVER</strong> certificate!") . "<br/>" . $details['name'] . "</div>"; |
|
359
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
360
|
|
|
return $retval; |
|
361
|
|
|
} |
|
362
|
|
|
$retval = "<div class='ca-summary' ><div style='position:absolute; right: 0px; width:20px; height:20px; background-color:#0000ff; border-radius:10px; text-align: center;'><div style='padding-top:3px; font-weight:bold; color:#ffffff;'>$certstatus</div></div>" . $details['name'] . "</div>"; |
|
363
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
364
|
|
|
return $retval; |
|
365
|
|
|
} |
|
366
|
|
|
|
|
367
|
|
|
/** |
|
368
|
|
|
* creates HTML code to display a nice UI representation of an image |
|
369
|
|
|
* |
|
370
|
|
|
* @param string $imageReference ROWID pointer to the image to display |
|
371
|
|
|
* @return string HTML code |
|
372
|
|
|
*/ |
|
373
|
|
|
public function previewImageinHTML($imageReference) { |
|
374
|
|
|
\core\common\Entity::intoThePotatoes(); |
|
375
|
|
|
$this->checkROWIDpresence($imageReference); |
|
376
|
|
|
$retval = "<img style='max-width:150px' src='inc/filepreview.php?id=" . $imageReference . "' alt='" . _("Preview of logo file") . "'/>"; |
|
377
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
378
|
|
|
return $retval; |
|
379
|
|
|
} |
|
380
|
|
|
|
|
381
|
|
|
/** |
|
382
|
|
|
* creates HTML code to display a nice UI representation of a TermsOfUse file |
|
383
|
|
|
* |
|
384
|
|
|
* @param string $fileReference ROWID pointer to the file to display |
|
385
|
|
|
* @return string HTML code |
|
386
|
|
|
*/ |
|
387
|
|
|
public function previewInfoFileinHTML($fileReference) { |
|
388
|
|
|
\core\common\Entity::intoThePotatoes(); |
|
389
|
|
|
$this->checkROWIDpresence($fileReference); |
|
390
|
|
|
$fileBlob = UIElements::getBlobFromDB($fileReference, FALSE); |
|
391
|
|
|
if (is_bool($fileBlob)) { // we didn't actually get a file! |
|
|
|
|
|
|
392
|
|
|
$retval = "<div class='ca-summary'>" . _("There was an error while retrieving the file from the database!") . "</div>"; |
|
393
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
394
|
|
|
return $retval; |
|
395
|
|
|
} |
|
396
|
|
|
$decodedFileBlob = base64_decode($fileBlob); |
|
397
|
|
|
$fileinfo = new \finfo(); |
|
398
|
|
|
$retval = "<div class='ca-summary'>" . _("File exists") . " (" . $fileinfo->buffer($decodedFileBlob, FILEINFO_MIME_TYPE) . ", " . $this->displaySize(strlen($decodedFileBlob)) . ")<br/><a href='inc/filepreview.php?id=$fileReference'>" . _("Preview") . "</a></div>"; |
|
399
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
400
|
|
|
return $retval; |
|
401
|
|
|
} |
|
402
|
|
|
|
|
403
|
|
|
/** |
|
404
|
|
|
* creates HTML code for a UI element which informs the user about something. |
|
405
|
|
|
* |
|
406
|
|
|
* @param int $level what kind of information is to be displayed? |
|
407
|
|
|
* @param string $text the text to display |
|
408
|
|
|
* @param string $caption the caption to display |
|
409
|
|
|
* @param bool $omittabletags the output usually has tr/td table tags, this option suppresses them |
|
410
|
|
|
* @return string |
|
411
|
|
|
*/ |
|
412
|
|
|
public function boxFlexible(int $level, string $text = NULL, string $caption = NULL, bool $omittabletags = FALSE) { |
|
413
|
|
|
\core\common\Entity::intoThePotatoes(); |
|
414
|
|
|
$uiMessages = [ |
|
415
|
|
|
\core\common\Entity::L_OK => ['icon' => '../resources/images/icons/Quetto/check-icon.png', 'text' => _("OK")], |
|
416
|
|
|
\core\common\Entity::L_REMARK => ['icon' => '../resources/images/icons/Quetto/info-icon.png', 'text' => _("Remark")], |
|
417
|
|
|
\core\common\Entity::L_WARN => ['icon' => '../resources/images/icons/Quetto/danger-icon.png', 'text' => _("Warning!")], |
|
418
|
|
|
\core\common\Entity::L_ERROR => ['icon' => '../resources/images/icons/Quetto/no-icon.png', 'text' => _("Error!")], |
|
419
|
|
|
]; |
|
420
|
|
|
|
|
421
|
|
|
$retval = ""; |
|
422
|
|
|
if (!$omittabletags) { |
|
423
|
|
|
$retval .= "<tr><td>"; |
|
424
|
|
|
} |
|
425
|
|
|
$finalCaption = ($caption !== NULL ? $caption : $uiMessages[$level]['text']); |
|
426
|
|
|
$retval .= "<img class='icon' src='" . $uiMessages[$level]['icon'] . "' alt='" . $finalCaption . "' title='" . $finalCaption . "'/>"; |
|
427
|
|
|
if (!$omittabletags) { |
|
428
|
|
|
$retval .= "</td><td>"; |
|
429
|
|
|
} |
|
430
|
|
|
if ($text !== NULL) { |
|
431
|
|
|
$retval .= $text; |
|
432
|
|
|
} |
|
433
|
|
|
if (!$omittabletags) { |
|
434
|
|
|
$retval .= "</td></tr>"; |
|
435
|
|
|
} |
|
436
|
|
|
\core\common\Entity::outOfThePotatoes(); |
|
437
|
|
|
return $retval; |
|
438
|
|
|
} |
|
439
|
|
|
|
|
440
|
|
|
/** |
|
441
|
|
|
* creates HTML code to display an "all is okay" message |
|
442
|
|
|
* |
|
443
|
|
|
* @param string $text the text to display |
|
444
|
|
|
* @param string $caption the caption to display |
|
445
|
|
|
* @param bool $omittabletags the output usually has tr/td table tags, this option suppresses them |
|
446
|
|
|
* @return string HTML: the box |
|
447
|
|
|
*/ |
|
448
|
|
|
public function boxOkay(string $text = NULL, string $caption = NULL, bool $omittabletags = FALSE) { |
|
449
|
|
|
return $this->boxFlexible(\core\common\Entity::L_OK, $text, $caption, $omittabletags); |
|
450
|
|
|
} |
|
451
|
|
|
|
|
452
|
|
|
/** |
|
453
|
|
|
* creates HTML code to display a "smartass comment" message |
|
454
|
|
|
* |
|
455
|
|
|
* @param string $text the text to display |
|
456
|
|
|
* @param string $caption the caption to display |
|
457
|
|
|
* @param bool $omittabletags the output usually has tr/td table tags, this option suppresses them |
|
458
|
|
|
* @return string HTML: the box |
|
459
|
|
|
*/ |
|
460
|
|
|
public function boxRemark(string $text = NULL, string $caption = NULL, bool $omittabletags = FALSE) { |
|
461
|
|
|
return $this->boxFlexible(\core\common\Entity::L_REMARK, $text, $caption, $omittabletags); |
|
462
|
|
|
} |
|
463
|
|
|
|
|
464
|
|
|
/** |
|
465
|
|
|
* creates HTML code to display a "something's a bit wrong" message |
|
466
|
|
|
* |
|
467
|
|
|
* @param string $text the text to display |
|
468
|
|
|
* @param string $caption the caption to display |
|
469
|
|
|
* @param bool $omittabletags the output usually has tr/td table tags, this option suppresses them |
|
470
|
|
|
* @return string HTML: the box |
|
471
|
|
|
*/ |
|
472
|
|
|
public function boxWarning(string $text = NULL, string $caption = NULL, bool $omittabletags = FALSE) { |
|
473
|
|
|
return $this->boxFlexible(\core\common\Entity::L_WARN, $text, $caption, $omittabletags); |
|
474
|
|
|
} |
|
475
|
|
|
|
|
476
|
|
|
/** |
|
477
|
|
|
* creates HTML code to display a "Whoa! Danger, Will Robinson!" message |
|
478
|
|
|
* |
|
479
|
|
|
* @param string $text the text to display |
|
480
|
|
|
* @param string $caption the caption to display |
|
481
|
|
|
* @param bool $omittabletags the output usually has tr/td table tags, this option suppresses them |
|
482
|
|
|
* @return string HTML: the box |
|
483
|
|
|
*/ |
|
484
|
|
|
public function boxError(string $text = NULL, string $caption = NULL, bool $omittabletags = FALSE) { |
|
485
|
|
|
return $this->boxFlexible(\core\common\Entity::L_ERROR, $text, $caption, $omittabletags); |
|
486
|
|
|
} |
|
487
|
|
|
|
|
488
|
|
|
/** |
|
489
|
|
|
* Injects the consortium logo in the middle of a given PNG. |
|
490
|
|
|
* |
|
491
|
|
|
* Usually used on QR code PNGs - the parameters inform about the structure of |
|
492
|
|
|
* the QR code so that the logo does not prevent parsing of the QR code. |
|
493
|
|
|
* |
|
494
|
|
|
* @param string $inputpngstring the PNG to edit |
|
495
|
|
|
* @param int $symbolsize size in pixels of one QR "pixel" |
|
496
|
|
|
* @param int $marginsymbols size in pixels of border around the actual QR |
|
497
|
|
|
* @return string the image with logo centered in the middle |
|
498
|
|
|
*/ |
|
499
|
|
|
public function pngInjectConsortiumLogo(string $inputpngstring, int $symbolsize, int $marginsymbols = 4) { |
|
500
|
|
|
$loggerInstance = new \core\common\Logging(); |
|
501
|
|
|
$inputgd = imagecreatefromstring($inputpngstring); |
|
502
|
|
|
|
|
503
|
|
|
$loggerInstance->debug(4, "Consortium logo is at: " . ROOT . "/web/resources/images/consortium_logo_large.png"); |
|
504
|
|
|
$logogd = imagecreatefrompng(ROOT . "/web/resources/images/consortium_logo_large.png"); |
|
505
|
|
|
|
|
506
|
|
|
$sizeinput = [imagesx($inputgd), imagesy($inputgd)]; |
|
507
|
|
|
$sizelogo = [imagesx($logogd), imagesy($logogd)]; |
|
508
|
|
|
// Q level QR-codes can sustain 25% "damage" |
|
509
|
|
|
// make our logo cover approx 15% of area to be sure; mind that there's a $symbolsize * $marginsymbols pixel white border around each edge |
|
510
|
|
|
$totalpixels = ($sizeinput[0] - $symbolsize * $marginsymbols) * ($sizeinput[1] - $symbolsize * $marginsymbols); |
|
511
|
|
|
$totallogopixels = ($sizelogo[0]) * ($sizelogo[1]); |
|
512
|
|
|
$maxoccupy = $totalpixels * 0.04; |
|
513
|
|
|
// find out how much we have to scale down logo to reach 10% QR estate |
|
514
|
|
|
$scale = sqrt($maxoccupy / $totallogopixels); |
|
515
|
|
|
$loggerInstance->debug(4, "Scaling info: $scale, $maxoccupy, $totallogopixels\n"); |
|
516
|
|
|
// determine final pixel size - round to multitude of $symbolsize to match exact symbol boundary |
|
517
|
|
|
$targetwidth = $symbolsize * (int) round($sizelogo[0] * $scale / $symbolsize); |
|
|
|
|
|
|
518
|
|
|
$targetheight = $symbolsize * (int) round($sizelogo[1] * $scale / $symbolsize); |
|
|
|
|
|
|
519
|
|
|
// paint white below the logo, in case it has transparencies (looks bad) |
|
520
|
|
|
// have one symbol in each direction extra white space |
|
521
|
|
|
$whiteimage = imagecreate($targetwidth + 2 * $symbolsize, $targetheight + 2 * $symbolsize); |
|
522
|
|
|
imagecolorallocate($whiteimage, 255, 255, 255); |
|
523
|
|
|
// also make sure the initial placement is a multitude of 12; otherwise "two half" symbols might be affected |
|
524
|
|
|
$targetplacementx = $symbolsize * (int) round(($sizeinput[0] / 2 - ($targetwidth - $symbolsize) / 2) / $symbolsize); |
|
|
|
|
|
|
525
|
|
|
$targetplacementy = $symbolsize * (int) round(($sizeinput[1] / 2 - ($targetheight - $symbolsize) / 2) / $symbolsize); |
|
|
|
|
|
|
526
|
|
|
imagecopyresized($inputgd, $whiteimage, $targetplacementx - $symbolsize, $targetplacementy - $symbolsize, 0, 0, $targetwidth + 2 * $symbolsize, $targetheight + 2 * $symbolsize, $targetwidth + 2 * $symbolsize, $targetheight + 2 * $symbolsize); |
|
527
|
|
|
imagecopyresized($inputgd, $logogd, $targetplacementx, $targetplacementy, 0, 0, $targetwidth, $targetheight, $sizelogo[0], $sizelogo[1]); |
|
528
|
|
|
ob_start(); |
|
529
|
|
|
imagepng($inputgd); |
|
530
|
|
|
return ob_get_clean(); |
|
531
|
|
|
} |
|
532
|
|
|
|
|
533
|
|
|
} |
|
534
|
|
|
|
GEANT /
CAT
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