class.ilBadgeImageTemplate.php

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<?php

/* Copyright (c) 1998-2019 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilBadgeImageTemplate
{
    protected $db;

    protected $id; // [int]
    protected $title; // [string]
    protected $image; // [string]
    protected $types; // [array]
    
    public function __construct($a_id = null)
    {
        global $DIC;

        $this->db = $DIC->database();
        if ($a_id) {
            $this->read($a_id);
        }
    }
    
    public static function getInstances()
    {
        global $DIC;

        $ilDB = $DIC->database();
        
        $res = array();
        
        $types = array();
        $set = $ilDB->query("SELECT * FROM badge_image_templ_type");
        while ($row = $ilDB->fetchAssoc($set)) {
            $types[$row["tmpl_id"]][] = $row["type_id"];
        }
        
        $set = $ilDB->query("SELECT * FROM badge_image_template" .
            " ORDER BY title");
        while ($row = $ilDB->fetchAssoc($set)) {
            $row["types"] = (array) $types[$row["id"]];
            
            $obj = new self();
            $obj->importDBRow($row);
            $res[] = $obj;
        }
                
        return $res;
    }
    
    public static function getInstancesByType($a_type_unique_id)
    {
        $res = array();
        
        foreach (self::getInstances() as $tmpl) {
            if (!sizeof($tmpl->getTypes()) ||
                in_array($a_type_unique_id, $tmpl->getTypes())) {
                $res[] = $tmpl;
            }
        }
        
        return $res;
    }
    
    
    //
    // setter/getter
    //
    
    protected function setId($a_id)
    {
        $this->id = (int) $a_id;
    }
    
    public function getId()
    {
        return $this->id;
    }
    
    public function setTitle($a_value)
    {
        $this->title = trim($a_value);
    }
    
    public function getTitle()
    {
        return $this->title;
    }
    
    protected function setImage($a_value)
    {
        $this->image = trim($a_value);
    }
    
    public function getTypes()
    {
        return (array) $this->types;
    }
    
    public function setTypes(array $types = null)
    {
        $this->types = is_array($types)
            ? array_unique($types)
            : null;
    }
    
    public function getImage()
    {
        return $this->image;
    }

    public function uploadImage(array $a_upload_meta)
    {
        if ($this->getId() &&
            $a_upload_meta["tmp_name"]) {
            $path = $this->getFilePath($this->getId());


            $filename = ilFileUtils::getValidFilename($a_upload_meta["name"]);

            $suffix = strtolower(array_pop(explode(".", $filename)));
            $tgt = $path . "img" . $this->getId() . "." . $suffix;

            if (ilUtil::moveUploadedFile($a_upload_meta["tmp_name"], "img" . $this->getId() . "." . $suffix, $tgt)) {
                $this->setImage($filename);
                $this->update();
            }
        }
    }
    
    public function getImagePath()
    {
        if ($this->getId()) {
            if (is_file($this->getFilePath($this->getId()) . "img" . $this->getId())) { // formerly (early 5.2 versino), images have been uploaded with no suffix
                return $this->getFilePath($this->getId()) . "img" . $this->getId();
            } else {
                $suffix = strtolower(array_pop(explode(".", $this->getImage())));
                return $this->getFilePath($this->getId()) . "img" . $this->getId() . "." . $suffix;
            }
        }
        return "";
    }
    
    protected function getFilePath($a_id, $a_subdir = null)
    {
        $storage = new ilFSStorageBadgeImageTemplate($a_id);
        $storage->create();
        
        $path = $storage->getAbsolutePath() . "/";
        
        if ($a_subdir) {
            $path .= $a_subdir . "/";
            
            if (!is_dir($path)) {
                mkdir($path);
            }
        }
                
        return $path;
    }
    
    
    //
    // crud
    //
    
    protected function read($a_id)
    {
        $ilDB = $this->db;
        
        $set = $ilDB->query("SELECT * FROM badge_image_template" .
            " WHERE id = " . $ilDB->quote($a_id, "integer"));
        if ($ilDB->numRows($set)) {
            $row = $ilDB->fetchAssoc($set);
            $row["types"] = $this->readTypes($a_id);
            $this->importDBRow($row);
        }
    }
    
    protected function readTypes($a_id)
    {
        $ilDB = $this->db;
        
        $res = array();
        
        $set = $ilDB->query("SELECT * FROM badge_image_templ_type" .
            " WHERE tmpl_id = " . $ilDB->quote($a_id, "integer"));
        while ($row = $ilDB->fetchAssoc($set)) {
            $res[] = $row["type_id"];
        }
        
        if (!sizeof($res)) {
            $res = null;
        }
        
        return $res;
    }
    
    protected function importDBRow(array $a_row)
    {
        $this->setId($a_row["id"]);
        $this->setTitle($a_row["title"]);
        $this->setImage($a_row["image"]);
        $this->setTypes($a_row["types"]);
    }
    
    public function create()
    {
        $ilDB = $this->db;
        
        if ($this->getId()) {
            return $this->update();
        }
        
        $id = $ilDB->nextId("badge_image_template");
        $this->setId($id);
        
        $fields = $this->getPropertiesForStorage();
        $fields["id"] = array("integer", $id);
        
        $ilDB->insert("badge_image_template", $fields);
        
        $this->saveTypes();
    }
    
    public function update()
    {
        $ilDB = $this->db;
        
        if (!$this->getId()) {
            return $this->create();
        }
        
        $fields = $this->getPropertiesForStorage();
        
        $ilDB->update(
            "badge_image_template",
            $fields,
            array("id" => array("integer", $this->getId()))
        );
        
        $this->saveTypes();
    }
    
    public function delete()
    {
        $ilDB = $this->db;
        
        if (!$this->getId()) {
            return;
        }
        
        $path = $this->getFilePath($this->getId());
        ilUtil::delDir($path);
        
        $ilDB->manipulate("DELETE FROM badge_image_template" .
            " WHERE id = " . $ilDB->quote($this->getId(), "integer"));
    }
    
    protected function getPropertiesForStorage()
    {
        return array(
            "title" => array("text", $this->getTitle()),
            "image" => array("text", $this->getImage())
        );
    }
    
    protected function saveTypes()
    {
        $ilDB = $this->db;
        
        if ($this->getId()) {
            $ilDB->manipulate("DELETE FROM badge_image_templ_type" .
                " WHERE tmpl_id = " . $ilDB->quote($this->getId(), "integer"));
            
            if ($this->getTypes()) {
                foreach ($this->getTypes() as $type) {
                    $fields = array(
                        "tmpl_id" => array("integer", $this->getId()),
                        "type_id" => array("text", $type)
                    );
                    $ilDB->insert("badge_image_templ_type", $fields);
                }
            }
        }
    }
}