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-<?php
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-$apiUrl = 'http://localhost:8001/blog.php';
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-$debug = false;
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-
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-function apiCall($method, $url, $data = false) {
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- $ch = curl_init();
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- curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $method);
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- curl_setopt($ch, CURLOPT_URL, $url);
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- if ($data) {
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- curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
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- $headers = array();
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- $headers[] = 'Content-Type: application/json';
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- $headers[] = 'Content-Length: ' . strlen($data);
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- curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
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- }
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- curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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- $response = curl_exec($ch);
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- curl_close($ch);
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- return json_decode($response,true);
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-}
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-
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-function menu($tags,$subject) {
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- $html= '<ul class="nav nav-pills">';
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- foreach ($tags as $tag) {
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- $active = $tag['name']==$subject?' class="active"':'';
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- $html.= '<li'.$active.'><a href="?action=list&subject='.$tag['name'].'">'.$tag['name'].'</a></li>';
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- }
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- $html.= '</ul>';
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- return $html;
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-}
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-
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-function home($definition) {
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- $html = 'Nothing';
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- return $html;
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-}
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-
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-function head() {
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- $html = '<!DOCTYPE html><html lang="en">';
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- $html.= '<head><title>PHP-CRUD-API editor</title>';
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- $html.= '<meta name="viewport" content="width=device-width, initial-scale=1">';
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- $html.= '<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" rel="stylesheet">';
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- $html.= '<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" rel="stylesheet">';
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- $html.= '<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>';
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- $html.= '</head><body>';
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- return $html;
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-}
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-
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-function displayColumn($columns) {
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- $names = array('name','title','description');
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- foreach ($names as $name) {
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- if (isset($columns[$name])) return $columns[$name];
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- }
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- return false;
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-}
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-
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-
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-function referenceText($subject,$data,$field,$id,$definition) {
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- $properties = properties($subject,$definition);
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- $references = references($subject,$properties);
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- $referenced = referenced($subject,$properties);
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- $primaryKey = primaryKey($subject,$properties);
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-
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- $indices = array_flip($data[$subject]['columns']);
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- $displayColumn = displayColumn($indices);
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-
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- $records = $data[$subject]['records'];
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- foreach ($records as $record) {
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- if ($record[$indices[$field]]==$id) {
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- if ($displayColumn===false) {
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- $text = '';
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- $first = true;
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- foreach ($record as $i=>$value) {
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- if (!$references[$i] && $i!=$primaryKey) {
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- if (!$first) $text.= ' - ';
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- $text.= $value;
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- $first = false;
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- }
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- }
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- return $text;
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- } else {
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- return $record[$indices[$displayColumn]];
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- }
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- }
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- }
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- return '?';
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-}
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-
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-function listRecords($apiUrl,$subject,$field,$id,$definition) {
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- $properties = properties($subject,$definition);
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- $references = references($subject,$properties);
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- $referenced = referenced($subject,$properties);
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- $primaryKey = primaryKey($subject,$properties);
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-
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- $args = array();
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- if ($field) {
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- $args['filter']=$field.',eq,'.$id;
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- }
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- $include = implode(',',array_filter(array_map(function($v){ return $v[0]; },$references)));
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- if ($include) {
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- $args['include']=$include;
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- }
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- $data = apiCall('GET',$apiUrl.'/'.$subject.'?'.http_build_query($args));
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-
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- $html = '';
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- if ($field) {
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- $html .= '<p>filtered where "'.$field.'" = "'.$id.'".';
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- $href = '?action=list&subject='.$subject;
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- $html .= ' <a href="'.$href.'">remove</a></p>';
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- }
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- $html.= '<table class="table">';
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- $html.= '<tr>';
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- foreach ($data[$subject]['columns'] as $i=>$column) {
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- $html.= '<th>'.$column.'</th>';
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- }
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- $html.= '<th>has many</th>';
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- $html.= '<th>actions</th>';
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- $html.= '</tr>';
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- foreach ($data[$subject]['records'] as $record) {
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- $html.= '<tr>';
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- foreach ($record as $i=>$value) {
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- if ($references[$i]) {
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- $html.= '<td>';
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- $href = '?action=list&subject='.$references[$i][0].'&field='.$references[$i][1].'&id='.$value;
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- $html.= '<a href="'.$href.'">';
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- $html.= referenceText($references[$i][0],$data,$references[$i][1],$value,$definition);
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- $html.= '</a>';
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- $html.= '</td>';
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- } else {
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- $html.= '<td>'.$value.'</td>';
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- }
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- }
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- $html.= '<td>';
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- foreach ($referenced as $i=>$relations) {
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- $id = $record[$i];
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- if ($relations) foreach ($relations as $j=>$relation) {
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- if ($j) $html.= ', ';
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- $href = '?action=list&subject='.$relation[0].'&field='.$relation[1].'&id='.$id;
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- $html.= '<a href="'.$href.'">'.$relation[0].'</a>';
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- }
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- }
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- $html.= '</td>';
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- $html.= '<td>';
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- $html.= '<a href="?action=edit&subject='.$subject.'&id='.$record[$primaryKey].'">edit</a>';
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- $html.= '</td>';
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- $html.= '</tr>';
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- }
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- $html.= '</table>';
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- return $html;
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-}
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-
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-function selectSubject($apiUrl,$subject,$name,$value,$definition) {
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- $properties = properties($subject,$definition);
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- $references = references($subject,$properties);
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- $primaryKey = primaryKey($subject,$properties);
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-
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- $data = apiCall('GET',$apiUrl.'/'.$subject);
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-
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- $indices = array_flip($data[$subject]['columns']);
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- $displayColumn = displayColumn($indices);
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-
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- $html = '<select class="form-control">';
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- foreach ($data[$subject]['records'] as $record) {
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- if ($displayColumn===false) {
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- $text = '';
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- $first = true;
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- foreach ($record as $i=>$field) {
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- if (!$references[$i] && $i!=$primaryKey) {
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- if (!$first) $text.= ' - ';
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- $text.= $field;
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- $first = false;
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- }
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- }
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- $html.= '<option value="'.$record[$primaryKey].'">'.$text.'</option>';
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- } else {
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- $html.= '<option value="'.$record[$primaryKey].'">'.$record[$displayColumn].'</option>';
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- }
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- }
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- $html.= '</select>';
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- return $html;
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-}
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-
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-function editRecord($apiUrl,$subject,$id,$definition) {
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- $properties = properties($subject,$definition);
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- $references = references($subject,$properties);
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- $referenced = referenced($subject,$properties);
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- $primaryKey = primaryKey($subject,$properties);
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-
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- $data = apiCall('GET',$apiUrl.'/'.$subject.'/'.$id);
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- $html = '<form>';
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- $i=0;
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- foreach ($data as $column=>$field) {
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- $html.= '<div class="form-group">';
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- $html.= '<label for="'.$column.'">'.$column.'</label>';
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- if ($references[$i]) {
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- $html.= selectSubject($apiUrl,$references[$i][0],$column,$field,$definition);
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- } else {
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- $readonly = $i==$primaryKey?' readonly':'';
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- $html.= '<input class="form-control" id="'.$column.'" value="'.$field.'"'.$readonly.'/>';
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- }
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- $html.= '</div>';
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- $i++;
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- }
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- $html.= '</form>';
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- return $html;
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-}
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-
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-function properties($subject,$definition) {
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- if (!$subject || !$definition) return false;
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- $path = '/'.$subject;
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- if (!isset($definition['paths'][$path])) {
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- $path = '/'.$subject.'/{id}';
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- }
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- $properties = false;
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- if (isset($definition['paths'][$path]['get']['responses']['200']['schema']['properties'])) {
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- $properties = $definition['paths'][$path]['get']['responses']['200']['schema']['properties'];
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- } elseif (isset($definition['paths'][$path]['get']['responses']['200']['schema']['items']['properties'])) {
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- $properties = $definition['paths'][$path]['get']['responses']['200']['schema']['items']['properties'];
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- }
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- return $properties;
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-}
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-
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-function references($subject,$properties) {
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- if (!$subject || !$properties) return false;
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- $references = array();
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- foreach ($properties as $field=>$property) {
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- $references[] = isset($property['x-references'])?$property['x-references']:false;
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- }
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- return $references;
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-}
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-
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-function referenced($subject,$properties) {
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- if (!$subject || !$properties) return false;
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- $referenced = array();
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- foreach ($properties as $field=>$property) {
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- $referenced[] = isset($property['x-referenced'])?$property['x-referenced']:false;
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- }
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- return $referenced;
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-}
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-
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-function primaryKey($subject,$properties) {
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- if (!$subject || !$properties) return false;
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- $i = 0;
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- foreach ($properties as $field=>$property) {
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- if (isset($property['x-primary-key'])) return $i;
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- $i++;
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- }
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- return false;
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-}
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-
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-$action = isset($_GET['action'])?$_GET['action']:'';
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-$subject = isset($_GET['subject'])?$_GET['subject']:'';
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-$field = isset($_GET['field'])?$_GET['field']:'';
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-$id = isset($_GET['id'])?$_GET['id']:'';
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-$definition = apiCall('GET',$apiUrl);
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-$debug = $debug?json_encode($definition,JSON_PRETTY_PRINT):false;
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-
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-echo head();
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-echo '<div class="container-fluid">';
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-echo '<div class="row">';
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-echo menu($definition['tags'],$subject);
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-echo '</div>';
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-echo '<div class="row">';
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-switch ($action){
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- case '': echo home(); break;
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- case 'list': echo listRecords($apiUrl,$subject,$field,$id,$definition); break;
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- case 'edit': echo editRecord($apiUrl,$subject,$id,$definition); break;
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-}
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-echo '</div>';
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-if ($debug) echo '<hr/><pre>'.$debug.'</pre></body></html>';
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-echo '</div>';
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