Добавлена поддержка изображений

.vscode/launch.json

@@ -11,7 +11,7 @@
             "name": "Build & Debug DUB project",
             "cwd": "${command:dubWorkingDirectory}",
             "program": "bin/${command:dubTarget}",
-            "args": ["./data/database.db", "./data/sample.test"]
+            "args": ["~/Documents/Programming/Repositories/dlang/shkolaspo/data/database.db", "./data/pic.test"]
         }
     ]
 }

data/pic.test

@@ -0,0 +1,19 @@
+# Тема
+? Первый вопрос
+* 1.png
+- Ответ 1
+- Ответ 2
++ Ответ 3
+- Ответ 4
+? Второй вопрос
+* 2.png
+- Ответ 1
++ Ответ 2
+- Ответ 3
+- Ответ 4
+? Третий вопрос
+* 3.jpg
++ Ответ 1
+- Ответ 2
+- Ответ 3
+- Ответ 4

source/app.d

@@ -1,7 +1,7 @@
 import singlog;
 
 import core.stdc.stdlib : exit, EXIT_SUCCESS, EXIT_FAILURE;
-import std.stdio, std.conv, std.path, std.file, std.format, std.regex, std.array, std.algorithm;
+import std.stdio, std.conv, std.path, std.file, std.format, std.regex, std.array, std.algorithm, std.uuid;
 
 import source.database;
 import source.sql;
@@ -15,6 +15,8 @@ enum {
     GROUP_ANSWER_TEXT = 15,
     GROUP_ANSWER_RIGHT = 17,
     GROUP_ANSWER_RIGHT_TEXT = 20,
+    GROUP_IMAGE = 22,
+    GROUP_IMAGE_NAME = 25,
 }
 
 int main(string[] args)
@@ -23,6 +25,8 @@ int main(string[] args)
         .output(log.output.stdout.stderr)
         .color(true);
 
+    const string pictures = "./images";
+
     string testFilePath;
     string databaseFile;
 
@@ -35,7 +39,7 @@ int main(string[] args)
     testFilePath = args[2];
 
     const string pattern = "^((( |\\t)*\\#( |\\t)*)(.*[^\\s]))|((( |\\t)*\\?( |\\t)*)(.*[^\\s]))"
-        ~ "|((( |\\t)*-( |\\t)*)(.*[^\\s]))|((( |\\t)*\\+( |\\t)*)(.*[^\\s]))$";
+        ~ "|((( |\\t)*-( |\\t)*)(.*[^\\s]))|((( |\\t)*\\+( |\\t)*)(.*[^\\s]))|((( |\\t)*\\*( |\\t)*)(.*[^\\s]))$";
     
     File testFile;
 
@@ -70,17 +74,35 @@ int main(string[] args)
         int number;
         string text;
         Answer[int] answers;
+        bool hasPicture;
+        ubyte[] picture;
+        string pictureName;
+        int pictureSize;
 
         ulong count() {
             return answers.length;
         }
 
         bool isValid() {
-            return answers.length > 1;
+            bool error = false;
+
+            if (answers.length <= 1)
+                error = true;
+
+            if (hasPicture && pictureSize > 256)
+                error = true;
+
+            return !error;
         }
 
         bool addToDB(int topic_id) {
-            int id = sqlAddNewQuestion(topic_id, this.number, this.text);
+            int id = sqlAddNewQuestion(
+                topic_id,
+                this.number,
+                this.text,
+                this.hasPicture,
+                this.picture,
+                this.pictureName);
 
             if (!id)
                 return false;
@@ -128,6 +150,9 @@ int main(string[] args)
 
             foreach (question; this.questions.byKeyValue.array.sort!((a, b) => a.key < b.key)) {
                 writeln("\tВопрос №%d: %s".format(question.key, question.value.text));
+                if (question.value.hasPicture)
+                    writeln("\tСодержит изображение: %s (%d kB)"
+                        .format(question.value.pictureName, question.value.pictureSize));
                 writeln("\tКоличество ответов: %d".format(question.value.count()));
                 foreach (answer; question.value.answers.byKeyValue.array.sort!((a, b) => a.key < b.key)) {
                     writeln("\t\tОтвет №%d: %s".format(answer.key, answer.value.text));
@@ -146,9 +171,8 @@ int main(string[] args)
             if (!error) {
                 foreach (question; this.questions.byKeyValue.array.sort!((a, b) => a.key < b.key)) {
                     if (!question.value.isValid()) {
-                        writeln("Вопрос №%d \"%s\" содержит недостаточное количество ответов: %d".format(
-                            question.key, question.value.text, question.value.count()
-                        ));
+                        writeln("Вопрос №%d \"%s\" содержит недостаточное количество ответов (%d) или большой (> 256 kB) размер изображения (%d kB)"
+                            .format(question.key, question.value.text, question.value.count(), question.value.pictureSize));
                         error = true;
                     }
 
@@ -208,6 +232,23 @@ int main(string[] args)
             theme.questions[numQuestion].answers[++numAnswer] = Answer(numAnswer, match[GROUP_ANSWER_RIGHT_TEXT], true);
             continue;
         }
+
+        if (match[GROUP_IMAGE].length)
+        {
+            string currentPicture = buildPath(pictures, match[GROUP_IMAGE_NAME]);
+            if (currentPicture.exists) {
+                auto picFile = File(currentPicture, "r");
+                theme.questions[numQuestion].hasPicture = true;
+                theme.questions[numQuestion].picture = cast(ubyte[])read(currentPicture);
+                theme.questions[numQuestion].pictureName =
+                    md5UUID(theme.questions[numQuestion].picture).to!string ~ currentPicture.extension;
+                theme.questions[numQuestion].pictureSize = picFile.size().to!int / 1024;
+            } else {
+                log.e("Файл \"%s\" не найден".format(currentPicture));
+            }
+            
+            continue;
+        }
     }
 
     // theme.print();

source/sql.d

@@ -2,6 +2,7 @@ module source.sql;
 
 import singlog;
 import std.conv;
+import arsd.sqlite;
 
 import source.dblite;
 
@@ -20,12 +21,28 @@ int sqlAddNewTheme(string topic) {
     return 0;
 }
 
-int sqlAddNewQuestion(int topic_id, int question_number, string question_text) {
+int sqlAddNewQuestion(
+    int topic_id,
+    int question_number,
+    string question_text,
+    bool question_has_picture,
+    ubyte[] question_picture,
+    string question_picture_name
+    ) {
+    SqliteResult queryResult;
     try {
-        auto queryResult = dblite.sql(
-            "insert into questions (topic_id, number, text) values (?, ?, ?) returning id",
-            topic_id, question_number, question_text
-        );
+        if (question_has_picture)
+            queryResult = dblite.sql(
+                "insert into questions (topic_id, number, text, picture_name, picture)
+                    values (?, ?, ?, ?, ?) returning id",
+                topic_id, question_number, question_text, question_picture_name, question_picture
+            );
+        else
+            queryResult = dblite.sql(
+                "insert into questions (topic_id, number, text) values (?, ?, ?) returning id",
+                topic_id, question_number, question_text
+            );
+        
         if (!queryResult.empty())
             return queryResult.front()["id"].to!int;
     } catch (Exception e) {