130 lines
3.3 KiB
D
130 lines
3.3 KiB
D
module snag.config.config;
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import std.json;
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import std.file;
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import std.path;
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import std.string;
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import snag.lib;
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import std.algorithm;
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import std.array;
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import snag.config.exception;
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class SnagConfig {
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private string _git;
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private string _project;
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private string _email;
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private string _author;
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private string[] _tracking;
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private string[] _ignore;
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this(string configFile) {
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string jsonText;
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JSONValue jsonData;
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try {
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jsonText = readText(configFile);
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jsonData = parseJSON(jsonText);
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} catch (Exception e) {
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throw new SnagConfigException(
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"An error occurred while reading the configuration file:\n\t"
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~ e.msg
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);
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}
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if ("git" !in jsonData)
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throw new SnagConfigException(
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"The configuration file is missing the \"git\" parameter"
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);
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_git = jsonData["git"].str;
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if (!_git.length)
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throw new SnagConfigException(
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"The \"git\" parameter must contain the path to the directory"
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);
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if (!_git.isAbsolute)
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throw new SnagConfigException(
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"The \"git\" parameter must be an absolute path to the directory:\n\t"
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~ _git
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);
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if ("project" !in jsonData)
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throw new SnagConfigException(
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"The configuration file is missing the \"project\" parameter"
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);
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_project = jsonData["project"].str;
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if (!_project.length)
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throw new SnagConfigException(
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"The \"project\" parameter must contain the path to the directory"
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);
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if (!_project.isAbsolute)
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throw new SnagConfigException(
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"The \"project\" parameter must be an absolute path to the directory:\n\t"
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~ _project
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);
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if ("email" !in jsonData)
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throw new SnagConfigException(
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"The configuration file is missing the \"email\" parameter"
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);
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_email = jsonData["email"].str;
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if (!_email.length)
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throw new SnagConfigException(
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"The \"email\" parameter must contain an email address"
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);
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if (!isValidEmail(_email))
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throw new SnagConfigException(
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"Invalid email address provided in the \"email\" parameter:\n\t"
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~ _email
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);
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if ("author" !in jsonData)
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throw new SnagConfigException(
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"The configuration file is missing the \"author\" parameter"
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);
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_author = jsonData["author"].str;
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if (!_author.length)
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throw new SnagConfigException(
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"The \"author\" parameter must contain an author name"
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);
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if ("rules" in jsonData) {
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if (jsonData["rules"].type != JSONType.object)
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throw new SnagConfigException(
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"The \"rules\" parameter must be an object"
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);
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auto rules = jsonData["rules"];
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if ("tracking" in rules) {
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if (rules["tracking"].type != JSONType.array)
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throw new SnagConfigException(
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"The \"tracking\" parameter must be an array containing a set of paths to tracked files"
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);
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_tracking = rules["tracking"].array.map!(item => item.str).array;
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}
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if ("ignore" in rules) {
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if (rules["ignore"].type != JSONType.array)
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throw new SnagConfigException(
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"The \"ignore\" parameter must contain a gitignore rule"
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);
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_ignore = rules["ignore"].array.map!(item => item.str).array;
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}
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}
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}
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@property string git() const { return _git; }
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@property string project() const { return _project; }
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@property string email() const { return _email; }
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@property string author() const { return _author; }
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@property const(string[]) tracking() const { return _tracking; }
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@property const(string[]) ignore() const { return _ignore; }
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}
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