[英]Merge 2 rows in csv file and creating a new CSV to store the merged data with PHP?
美好的一天。 我有一個具有這樣結構的csv文件
Id | ArticleId | LanguageId | Title | Content
----------------------------------------------------------------------
1 2 1 Francais Title Francais Content
2 2 2 English Title English Content
如何將文章合並到期望的結果? Expect(注意:[:fr]和[:en]是q-translate wordpress的簡碼,我只需要定義它,以便可以導入數據庫)
ArticleId | Title | Content
------------------------------------------------------------------
2 | [:fr]Francais Title[:en] | [:fr]Francais Content
| English Title | [:en]English Content
我當前的php代碼在生成文件中。
<?php
$row = 1;
if (($handle = fopen("dbo.ArticleTranslation.csv", "r")) !== FALSE) {
$query = '';
$flag = true;
while (($data = fgetcsv($handle, 2000, ",")) !== FALSE) {
if($flag) { $flag = false; continue; }
$num = count($data);
$content = '';
$title = '';
if ($data[2] == '1') {
$content .= '[:fr]' . $data[4];
$title .= '[:fr]' . $data[3];
} else {
$title .= '[:en]' . $data[3];
$content .= '[:en]' . $data[4];
}
//ie(var_dump($content));
//var_dump($content);
var_dump($data);
$row++;
// var_dump($mergeContent);
}
fclose($handle);
}
?>
這是一個解決方案:首先,您必須創建一個空數組,其中將包含提取的數據。 然后,您遍歷csv行。 對於每一行,您提取文章數據。 如果文章已經存在,則只需將lang附加到數組即可。 如果不是,則將文章創建到結果數組中。
if (($handle = fopen("dbo.ArticleTranslation.csv", "r")) !== false) {
$extractedData = [];
fgetcsv($handle, 2000, ","); // skip first line
while (($line = fgetcsv($handle, 2000, ",")) !== false) {
$articleId = $line[1];
$lang = $line[2];
$title = $line[3];
$content = $line[4];
// convert lang id to code
if ($lang == 1) $lang = '[:fr]';
if ($lang == 2) $lang = '[:en]';
// build string with lang code
$content = $lang.$content;
$title = $lang.$title;
// check if an article with this id was already extracted
if (array_key_exists($articleId, $extractedData)) {
// append lang to existing article
$extractedData[$articleId]['Content'] .= $content;
$extractedData[$articleId]['Title'] .= $title;
} else {
// add new article
$extractedData[$articleId] = [
'ArticleId' => $articleId,
'Content' => $content,
'Title' => $title
];
}
}
fclose($handle);
}
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