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Commit 39ce2ba89c8e5b855771872220bb4cffa85eac6c

Authored by Edmar Moretti
1 parent dff9619b
Exists in master and in 7 other branches composer, doc-root, docker, guia, licenca, readme, unmaintened

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pacotes/classesphp/class.CSVHandler.php
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1 -<?php  
2 -# This program is free software; you can redistribute it and/or modify  
3 -# it under the terms of the GNU Library General Public License as published by  
4 -# the Free Software Foundation either version 2 of the License, or  
5 -  
6 -//=====================================================================================================================  
7 -//classdef CSVHandler 0.91 :: CSV Handling Wrapper  
8 -//=====================================================================================================================  
9 -#  
10 -#  
11 -# Copyright (C) 2005 by Andreas Müller  
12 -  
13 -class CSVHandler {  
14 - var $Separator; //  
15 - var $DataFile;  
16 - var $DataKey;  
17 - var $HeaderData; //  
18 - var $ItemsList; //  
19 - var $Items_Count;  
20 - var $color;  
21 - var $RecordsList;  
22 -  
23 -// Standard User functions  
24 - function CSVHandler($Filename, $Separator, $KeyFieldName) { //Constructor  
25 - $this->DataFile=$Filename;  
26 - $this->DataKey=$KeyFieldName;  
27 - $this->Separator=$Separator;  
28 - $this->color="#FFFFFF";  
29 - }  
30 - function ReadCSV() { //read data into this->ItemsList and return it in an array  
31 - $this->Items_Count=0;  
32 - $this->ItemsList=array();  
33 - $Item=array();  
34 - $fp = fopen ($this->DataFile,"r");  
35 - $this->HeaderData = fgetcsv ($fp, 3000, $this->Separator);  
36 - while ($DataLine = fgetcsv ($fp, 3000, $this->Separator)) {  
37 - for($i=0;$i<count($this->HeaderData);$i++){  
38 - $Item[$this->HeaderData[$i]]=$DataLine[$i];  
39 - }  
40 - array_push($this->ItemsList,$Item);  
41 - $this->Items_Count++;  
42 - }  
43 - fclose($fp);  
44 - return ($this->ItemsList);  
45 - }  
46 - function Select($needle,$column="all") { //get items in a sort of SQL Select query and return them in an array  
47 - $this->ReadCSV();  
48 - if($needle=="*") {  
49 - $result=$this->ItemsList;  
50 - } else {  
51 - $result=array();  
52 - if($column=="all") {  
53 - while(list($key,$line)=each($this->ItemsList)) {  
54 - if (stristr(implode("",$line),$needle)) array_push($result,$line);  
55 - }  
56 - } else {  
57 - while(list($key,$line)=each($this->ItemsList)) {  
58 - if (stristr($line[$column],$needle)) array_push($result,$line);  
59 - }  
60 - }  
61 - }  
62 - return ($result);  
63 - }  
64 - function ListAll() { //prints a list of all Data  
65 - $Data=$this->ReadCSV();  
66 - reset ($this->ItemsList);  
67 - reset ($this->HeaderData);  
68 - $HHeaders="";  
69 - $HData="";  
70 - while(list($HKey,$HVal)=each($this->HeaderData)) { //Create Headers Line  
71 - $HHeaders.=$this->HTTD($HVal);  
72 - }  
73 - $HHeaders=$this->HTTR($HHeaders);  
74 - while(list($LineKey,$LineVal)=each($this->ItemsList)) { //Read Data Lines  
75 - $HDataLine="";  
76 - while(list($DataKey,$DataVal)=each($LineVal)) { //Dissect one Data Line  
77 - $HDataLine.=$this->HTTD($DataVal);  
78 - }  
79 - $HData.=$this->HTTR($HDataLine); //and add HTML to Data  
80 - }  
81 - print ($this->HTPage($this->HTTable($HHeaders.$HData)));  
82 - }  
83 - function GetValues($field) { //Fetch all values of a specified field and return values in array  
84 - $Data=$this->ReadCSV();  
85 - $values=array();  
86 - while(list($key,$val)=each($this->ItemsList)) {  
87 - if(!in_array($val[$field],$values)) array_push($values,$val[$field]);  
88 - }  
89 - sort($values);  
90 - return $values;  
91 - }  
92 - function Edit() { //All edit function in one Table  
93 - $Data=$this->ReadCSV();  
94 - if(isset($_POST['commit'])) {  
95 - $this->Update($_POST[$this->DataKey],$_POST);  
96 - $Data=$this->ReadCSV();  
97 - }  
98 - if(isset($_POST['add'])) {  
99 - $this->Add($_POST[$this->DataKey],$_POST);  
100 - $Data=$this->ReadCSV();  
101 - }  
102 - if(isset($_POST['delete'])) {  
103 - $this->Delete($_POST[$this->DataKey]);  
104 - $Data=$this->ReadCSV();  
105 - }  
106 - $PAGE=$this->EditList();  
107 - print $PAGE;  
108 - }  
109 -  
110 -// Administration Area  
111 - function Update($key,$data) { //Updating Item "key" with "data" named array  
112 - $this->ReadCSV();  
113 - for($i=0;$i<count($this->ItemsList);$i++) {  
114 - If($this->ItemsList[$i][$this->DataKey]==$key){  
115 - while(list($key,$val)=each($this->HeaderData)) {  
116 - if(isset($data[$val])) $this->ItemsList[$i][$val]=$data[$val];  
117 - }  
118 - }  
119 - }  
120 - $this->WriteData();  
121 - return($this->ItemsList);  
122 - }  
123 - function Add($key,$data) { //add an Item "key" with "data" named array  
124 - $this->ReadCSV();  
125 - $NewLine=array();  
126 - $NewItem=array($this->DataKey=>$key);  
127 - while(list($key,$val)=each($this->HeaderData)) {  
128 - if(isset($data[$val])) {  
129 - $NewItem[$val]=$data[$val];  
130 - } else {  
131 - $NewItem[$val]=$data[$val]="";  
132 - }  
133 - }  
134 - array_push($this->ItemsList,$NewItem);  
135 - $this->WriteData();  
136 - return($this->ItemsList);  
137 - }  
138 - function EditList() { //returns Editor's List of Items  
139 - reset ($this->ItemsList);  
140 - reset ($this->HeaderData);  
141 - $HHeaders=$this->HTTD(" ");  
142 - $HData="";  
143 - while(list($HKey,$HVal)=each($this->HeaderData)) { //Create Headers Line  
144 - $HHeaders.=$this->HTTD($HVal);  
145 - }  
146 - $HHeaders=$this->HTTR($HHeaders);  
147 - while(list($LineKey,$LineVal)=each($this->ItemsList)) { //Read Data Lines  
148 - $HDataLine="";  
149 - while(list($DataKey,$DataVal)=each($LineVal)) { //Dissect one Data Line  
150 - $HDataLine.=$this->HTInput($DataKey,$DataVal);  
151 - }  
152 - $HData.=$this->HTForm($LineVal[$this->DataKey],$this->HTTR($this->HTButton("commit").$HDataLine.$this->HTButton("delete"))); //and add HTML to Data  
153 - }  
154 - $HDataLine="";  
155 - reset($this->HeaderData);  
156 - while(list($DataKey,$DataVal)=each($this->HeaderData)) { // Add an extra Line for Adding a record  
157 - $HDataLine.=$this->HTInput($DataVal,"");  
158 - }  
159 - $HData.=$this->HTForm($LineVal[$this->DataKey],$this->HTTR($this->HTButton("add").$HDataLine)); //and add HTML to Data  
160 - return($this->HTPage($this->HTTable($HHeaders.$HData)));  
161 - }  
162 - function Delete($DeleteKey) { //Remove Item "Key" from the file  
163 - $inter=array();  
164 - while(list($key,$val)=each($this->ItemsList)) {  
165 - If($val[$this->DataKey]!=$DeleteKey) array_push($inter,$val);  
166 - }  
167 - $this->ItemsList=$inter;  
168 - $this->WriteData();  
169 - return($this->ItemsList);  
170 - }  
171 - function WriteData() { //writing contents of ItemList to Datafile  
172 - reset($this->ItemsList);  
173 - $Output=implode($this->Separator, $this->HeaderData)."\n";  
174 - while(list($key,$val)=each($this->ItemsList)) {  
175 - for($i=0;$i<count($this->HeaderData);$i++){  
176 - $writekey=$this->HeaderData[$i];  
177 - $writeitem[$writekey]=$val[$writekey];  
178 - }  
179 - $Output.=implode($this->Separator, $writeitem)."\n";  
180 - }  
181 - $fp = fopen ($this->DataFile,"w");  
182 - flock($fp,2);  
183 - fputs($fp,$Output);  
184 - flock($fp,3);  
185 - fclose($fp);  
186 - }  
187 -  
188 -// Accessory HTML output functions  
189 - function HTPage($value) { // Places $value into BODY of HTML Page  
190 - $result = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n";  
191 - $result.="<html><head><title>".$this->DataFile." Editor</title>\n";  
192 - $result.="<meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso-8859-1\">\n";  
193 - $result.="<style type=\"text/css\">";  
194 - $result.="<!-- td { margin: 0px; padding: 0px; border: 1px solid #003399; } --></style></head>\n";  
195 - $result.="<body>\n".$value."</body>\n</html>";  
196 - return $result;  
197 - }  
198 - function HTForm($item,$data) { //places $data into form $item  
199 - return "<form name=\"".$item."\" method=\"post\">\n".$data."</form>\n";  
200 - }  
201 - function HTTable($value) { //places $value into TABLE  
202 - return "<table width=\"96%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n".$value."</table>\n";  
203 - }  
204 - function HTTR($value) { //places $value into TR  
205 - $this->SRotate();  
206 - return "<tr>\n".$value."</tr>\n";  
207 - }  
208 - function HTTD($value) { // places $value into TD  
209 - return "<td bgcolor=\"".$this->color."\">".$value."</td>\n";  
210 - }  
211 - function HTInput($field,$value) { //returns TD input field  
212 - $Olen=strlen($value);  
213 - if($Olen<3) {  
214 - $Ilen=12;  
215 - } else {  
216 - $Ilen=$Olen;  
217 - }  
218 - return "<td bgcolor=\"".$this->color."\"><input name=\"".$field."\" type=\"text\" id=\"".$field."\" value=\"".$value."\" size=\"".$Ilen."\"></td>\n";  
219 - }  
220 - function HTButton($value) { // returns "$value" button  
221 - return "<td><input name=\"".$value."\" type=\"submit\" id=\"".$value."\" value=\"".$value."\"></td>\n";  
222 - }  
223 - function SRotate() { //rotating colors for more readability of tables  
224 - if($this->color=="#FFFFFF") {  
225 - $this->color="#CCEEFF";  
226 - } else {  
227 - $this->color="#FFFFFF";  
228 - }  
229 - }  
230 -}  
231 -?>