xref: /plugin/struct/meta/AccessDataValidator.php (revision 69f7ec8f84b3c07913242dc5ca1b67abd4a748fb) 
1<?php
2
3namespace dokuwiki\plugin\struct\meta;
4
5/**
6 * Validate the data for a whole schema
7 *
8 * Should be aquired through AccessDataTable::getValidator()
9 */
10class AccessDataValidator extends ValueValidator {
11
12    /** @var AccessTable */
13    protected $access;
14
15    /** @var array */
16    protected $data;
17
18    /**
19     * ValidationResult constructor.
20     * @param AccessTable $access
21     * @param array $data the data to validate (and save)
22     */
23    public function __construct(AccessTable $access, $data) {
24        parent::__construct();
25        $this->access = $access;
26        $this->data = $data;
27    }
28
29    /**
30     * Validate the given data
31     *
32     * checks for assignments
33     * validates
34     * returns changed data only
35     *
36     * @param array $data array('schema' => ( 'fieldlabel' => 'value', ...))
37     * @param string $pageid
38     * @param string[] $errors validation errors
39     * @return AccessDataValidator[]|bool savable data or false on validation error
40     */
41    static public function validateDataForPage($data, $pageid, &$errors) {
42        $tosave = array();
43        $valid = true;
44        $errors = array();
45
46        $assignments = Assignments::getInstance();
47        $tables = $assignments->getPageAssignments($pageid);
48        foreach($tables as $table) {
49            // FIXME pass some revision ts or we get the wrong type of access!
50            $access = AccessTable::byTableName($table, $pageid, time());
51            $validation = $access->getValidator($data[$table]);
52            if(!$validation->validate()) {
53                $valid = false;
54                $errors = array_merge($errors, $validation->getErrors());
55            } else {
56                if($validation->hasChanges()) {
57                    $tosave[] = $validation;
58                }
59            }
60        }
61        if($valid) return $tosave;
62        return false;
63    }
64
65    /**
66     * Validate the data. This will clean the data according to type!
67     *
68     * @return bool
69     */
70    public function validate() {
71        $result = true;
72        foreach($this->access->getSchema()->getColumns() as $col) {
73            $label = $col->getType()->getLabel();
74            $result = $result && $this->validateValue($col, $this->data[$label]);
75        }
76        return $result;
77    }
78
79    /**
80     * Check if the data changed (selects current data)
81     *
82     * @return bool
83     */
84    public function hasChanges() {
85        $olddata = $this->access->getDataArray();
86        return ($olddata != $this->data);
87    }
88
89    /**
90     * @return AccessTable
91     */
92    public function getAccessTable() {
93        return $this->access;
94    }
95
96    /**
97     * Access the data after it has been cleand in the validation process
98     *
99     * @return array
100     */
101    public function getCleanData() {
102        return $this->data;
103    }
104
105    /**
106     * Saves the data
107     *
108     * This saves no matter what. You have to chcek validation results and changes on your own!
109     *
110     * @param int $ts the timestamp to use when saving the data
111     * @return bool
112     */
113    public function saveData($ts = 0) {
114        $this->access->setTimestamp($ts);
115        return $this->access->saveData($this->data);
116    }
117
118}
119