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API v1
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Add File

Please consider that API 2.0 is now the preferred version to be used. The old API will remain fully functional until the end of 2021.

Crowdin API v2

Add a new file to Crowdin project.

Request

Note: Use the combination of project identifier, username, and account key to pass to this endpoint.

POST https://api.crowdin.com/api/project/{project-identifier}/add-file?login={username}&account-key={account-key}

Parameters

Name Value Description
files required array Files array that should be added to Crowdin project. Array keys should contain file names with a path in Crowdin project.
Note! 20 files max are allowed to upload per one time file transfer. The maximum size of one file is 100 MB.
titles optional array An array of strings that defines titles for uploaded files. Array keys should contain file names with a path in Crowdin project.
export_patterns optional array An array of strings that defines names of resulted files (translated files in the resulted archive). Array keys should contain file names with a path in Crowdin project.
type optional string Acceptable values are:
  • empty value or "auto" — Try to detect file type by extension or MIME type
  • "android" — Android (*.xml)
  • "macosx" — Mac OS X / iOS (*.strings)
  • "resx" — .NET, Windows Phone (*.resx)
  • "properties" — Java (*.properties)
  • "gettext" — GNU GetText (*.po, *.pot)
  • "yaml" — Ruby On Rails (*.yaml)
  • "php" — Hypertext Preprocessor (*.php)
  • "json" — Generic JSON (*.json)
  • "xml" — Generic XML (*.xml)
  • "ini" — Generic INI (*.ini)
  • "rc" — Windows Resources (*.rc)
  • "resw" — Windows 8 Metro (*.resw)
  • "resjson" — Windows 8 Metro (*.resjson)
  • "qtts" — Nokia Qt (*.ts)
  • "joomla" — Joomla localizable resources (*.ini)
  • "chrome" — Google Chrome Extension (*.json)
  • "dtd" — Mozilla DTD (*.dtd)
  • "dklang" — Delphi DKLang (*.dklang)
  • "flex" — Flex (*.properties)
  • "nsh" — NSIS Installer Resources (*.nsh)
  • "wxl" — WiX Installer (*.wxl)
  • "xliff" — XLIFF (*.xliff)
  • "html" — HTML (*.html, *.htm, *.xhtml, *.xhtm)
  • "haml" — Haml (*.haml)
  • "txt" — Plain Text (*.txt)
  • "csv" — Comma Separated Values (*.csv)
  • "md" — Markdown (*.md, *.text, *.markdown...)
  • "flsnp" — MadCap Flare (*.flnsp, .flpgpl .fltoc)
  • "fm_html" — Jekyll HTML (*.html)
  • "fm_md" — Jekyll Markdown (*.md)
  • "mediawiki" — MediaWiki (*.wiki, *.wikitext, *.mediawiki)
  • "docx" — Microsoft Office, OpenOffice.org Documents, Adobe InDesign Adobe FrameMaker(*.docx, *.dotx, *.odt, *.ott, *.xslx, *.xltx, *.pptx, *.potx, *.ods, *.ots, *.odg, *.otg, *.odp, *.otp, *.imdl, *.mif)
  • "sbv" — Youtube .sbv (*.sbv)
  • "vtt" — Video Subtitling and WebVTT (*.vtt)
  • "srt" — SubRip .srt (*.srt)
  • "i18next_json" — i18next JSON (*.json)
first_line_contains_header CSV and XLS/XLSX files only
optional		 string Used when uploading CSV (or XLS/XLSX) files via API. Defines whether the first line should be imported or it contains the columns headers. May contain no value.
import_translations CSV and XLS/XLSX multilingual files only
optional		 integer Used when uploading CSV (or XLS/XLSX) files via API. Defines whether during the file import translations are imported as well – 1, or translations are not imported – 0. Default: 1.
scheme CSV and XLS/XLSX files only
required		 string Note: Used only when uploading CSV (or XLS/XLSX) file to define data columns mapping.
Acceptable value is the combination of the following constants:
  • "identifier" — Column contains string identifier.
  • "source_phrase" — Column contains only source string (in result string will contain same string).
  • "source_or_translation" — Column contains source string but when exporting the same column should contain translation (also when uploading existing translations, the value from this column will be used as a translated string).
  • "translation" — Column contains translated strings (if the imported file already contains translations).
  • "context" — Column contains some comments on source string. Context information.
  • "max_length" — Column contains max. length of translation for this string.
  • "labels" — Column contains labels.
  • "none" — Don't import this column.
Example parameter you will have to add: &scheme=identifier,source_or_translation

Note: for exported file to contain translations to all the target languages, specify language codes in scheme (e.g. &scheme=identifier,source_phrase,uk,ru,fr).
branch optional string The name of the related version branch (Versions Management).
json optional string May contain no value. Defines that response should be in the JSON format.
jsonp optional string Callback function name. Defines that response should be in the JSONP format.
translate_content XML files only
optional		 bool Defines whether to translate texts placed inside the tags. Acceptable values are: 0 or 1. Default is 1.
translate_attributes XML files only
optional		 bool Defines whether to translate tags attributes. Acceptable values are: 0 or 1. Default is 1.
content_segmentation XML files only
optional		 bool Defines whether to split long texts into smaller text segments. Acceptable values are: 0 or 1. Default is 1.
Note: When Content segmentation is enabled, the translation upload is handled by an experimental machine learning technology.
translatable_elements XML files only
optional		 array This is an array of strings, where each item is the XPaths to DOM element that should be imported.
Acceptable values are:
  • /path/to/node
  • /path/to/attribute[@attr]
  • //node , node - import each node named "node"
  • //[@attr] - import сontent of each attribute named "attr"
  • nodeone/nodetwo - import all "nodetwo" nodes (root node is not required to be specified)
  • /nodeone//nodetwo - import all "nodetwo" nodes ignoring other nodes between "nodeone" and "nodetwo"
  • //node[@attr] - import content of attributes "attr" stored in nodes named "node"

Note! If defined, the parameters "translate_content" and "translate_attributes" are not taken into account while importing.
escape_quotes properties files only
optional		 integer Defines whether single quote should be escaped by another single quote or backslash in exported translations. Acceptable values are: 0, 1, 2, 3. Default is 3.

0 — Do not escape single quote;
1 — Escape single quote by another single quote;
2 — Escape single quote by backslash;
3 — Escape single quote by another single quote only in strings containing variables ( {0} )
Variables
project-identifier string Project identifier.
login string Your username in Crowdin.
account-key string Your account API key.

Response

If the method is successful it responds with an XML structure, as it is shown below. 
<?xml version="1.0" encoding="UTF-8"?>
<success>
  <stats>
    <file file_id="342">
      <name>strings.xml</name>
      <strings>4</strings>
      <words>11</words>
    </file>
  </stats>
</success>
Unsuccessful response sample: 
<?xml version="1.0" encoding="UTF-8"?>
<error>
  <code>3</code>
  <message>API key is not valid</message>
</error>

Examples

curl \
  -F "files[/directory/arrays.xml]=@arrays.xml" \
  -F "files[strings.xml]=@strings.xml" \
  https://api.crowdin.com/api/project/{project-identifier}/add-file?login={username}&account-key={account-key}
curl \
  -F "files[directory/multilingual.csv]=@example.csv" \
  -F "export_patterns[directory/multilingual.csv]=/%locale%/%original_file_name%" \
  -F "titles[directory/multilingual.csv]=Title in Crowdin Project" \
  -F "scheme=identifier,source_phrase,translation" \
  -F "first_line_contains_header=true" \
  https://api.crowdin.com/api/project/{project-identifier}/add-file?login={username}&account-key={account-key}
<?php
$post_params = array();
$request_url = 'https://api.crowdin.com/api/project/{project-identifier}/add-file?login={username}&account-key={account-key}';

if (function_exists('curl_file_create')) {
  $post_params['files[test.txt]'] = curl_file_create('/home/crowdin/test.txt');
} else {
  $post_params['files[test.txt]'] = '@/home/crowdin/test.txt';
}

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $request_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_params);

$result = curl_exec($ch);
curl_close($ch);

echo $result;
<?php
$post_params = array();
$request_url = 'https://api.crowdin.com/api/project/{project-identifier}/add-file?login={username}&account-key={account-key}';

if(function_exists('curl_file_create')) {
  $post_params['files[directory/multilingual.csv]'] = curl_file_create('/home/crowdin/example.csv');
} else {
  $post_params['files[directory/multilingual.csv]'] = '@/home/crowdin/example.csv';
}

$post_params['export_patterns[directory/multilingual.csv]'] = '/translations/%original_file_name%';
$post_params['titles[directory/multilingual.csv]'] = 'Title in Crowdin Project';
$post_params['scheme'] = 'identifier,source_phrase,translation';
$post_params['first_line_contains_header'] = '';

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $request_url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_params);

$result = curl_exec($ch);
curl_close($ch);

echo $result;

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