tarea 3

Tareas/Tarea_3/app/app.py

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+from flask import Flask, request, render_template, redirect, url_for
+from utils.validations import validate_form
+from werkzeug.utils import secure_filename
+from database.db import register_crafter
+import hashlib, filetype, os, uuid, database.db as db
+
+UPLOAD_FOLDER = "static/uploads"
+
+app = Flask(__name__)
+
+app.config["UPLOAD_FOLDER"] = UPLOAD_FOLDER
+app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024
+
+# Default route
+@app.route("/")
+def index():
+    show = request.args.get("show")
+    return render_template("index.html", show=show)
+
+# Transitions
+@app.route("/agregar-hincha")
+def agregar_hincha():
+    return render_template("agregar-hincha.html")
+
+@app.route("/agregar-artesanos")
+def agregar_artesano():
+    return render_template("agregar-artesano.html")
+
+@app.route("/ver-hinchas")
+def ver_hinchas():
+    return render_template("ver-hinchas.html")
+
+# Artesanos
+@app.route("/registrar-artesano", methods=["GET"])
+def registrar_artesano():
+    errors = request.args.getlist("errors")
+    return render_template("agregar-artesano.html", errors=errors)
+
+@app.route("/informacion-hincha")
+def informacion_hincha():
+    return render_template("informacion-hincha.html")
+
+@app.route("/registrar-artesano/errors", methods=["POST"])
+def show_errors():
+    # Request form
+    artesano_form = request.form
+    artesano_imgs = request.files.getlist("images")
+
+    # Validations
+    errors = validate_form(artesano_form, artesano_imgs)
+    if errors == []:
+        imgs = []
+        # Encrypt imgs filename
+        for img in artesano_imgs:
+            _filename = hashlib.sha256(
+                secure_filename(img.filename).encode("UTF-8")
+            ).hexdigest()
+            _extension = filetype.guess(img).extension
+            img_filename = f"{_filename}_{str(uuid.uuid4())}.{_extension}"
+            img_path = os.path.join(app.config["UPLOAD_FOLDER"], img_filename).replace("\\", "/")
+            img.save(img_path)
+            imgs.append((app.config["UPLOAD_FOLDER"], img_filename))
+        register_crafter(artesano_form, imgs)
+        return redirect(url_for("index", show=True))
+    return redirect(url_for("registrar_artesano", errors=errors))
+
+@app.route("/ver-artesanos", methods=["GET", "POST"])
+def ver_artesanos():
+    if request.method == "GET":
+        page = request.args.get("page")
+        pagina = request.args.get("pagina")
+        # Special cases
+        if (int(db.get_artesanos_count()[0][0])) == 0:
+            return render_template("ver-artesanos.html", page=1, max_page=1)
+        if not page:
+            page = 1
+        if pagina:
+            page = pagina
+        page = int(page)
+
+        # Cycle through data
+        if page > db.get_max_page()[0]:
+            return redirect(url_for("ver_artesanos", page=1))
+        elif page <= 0:
+            return redirect(url_for("ver_artesanos", page=db.get_max_page()))
+
+        # Format data
+        data = []
+        for artesano in db.get_artesanos(page, page_size=5):
+            _id, commune_id, _, name, _, phone = artesano
+            commune = db.get_commune_by_id(commune_id)
+            types = db.get_types(_id)
+            img_path = db.get_imgs(_id)
+
+            data.append({
+                "id": _id,
+                "name": name,
+                "phone": phone,
+                "commune": commune[0],
+                "crafts": types,
+                "photo": img_path[0][0] + "/" + img_path[0][1]
+            })
+        return render_template("ver-artesanos.html", data=data, page=page, max_page=db.get_max_page()[0])
+
+    # Update current page
+    elif request.method == "POST":
+        show_page = request.form
+        page = show_page.get("page")
+        if not page:
+            page = 1
+        page = int(page)
+        if show_page.get("next"):
+            page += 1
+        elif show_page.get("prev"):
+            page -= 1
+        return redirect(url_for("ver_artesanos", page=page))
+
+@app.route("/informacion-artesano", methods=["GET", "POST"])
+def informacion_artesano():
+    if request.method == "GET":
+        # Format data
+        artesano_id = request.args.get("artesano_id")
+        pagina = request.args.get("pagina")
+        artesano = db.get_artesano_by_id(artesano_id)
+        region = db.get_region_by_artesano_id(artesano_id)
+        types = db.get_types(artesano_id)
+        imgs = db.get_imgs(artesano_id)
+        data = {
+            "region": region[0],
+            "commune": artesano[1],
+            "types": types,
+            "desc": artesano[2],
+            "imgs": imgs,
+            "name": artesano[3],
+            "email": artesano[4],
+            "phone": artesano[5]
+        }
+        return render_template("informacion-artesano.html", data=data, pagina=pagina)
+
+    elif request.method == "POST":
+        artesano_id = request.form.get("artesano-info")
+        pagina = request.form.get("pagina")
+        return redirect(url_for("informacion_artesano", artesano_id=artesano_id, pagina=pagina))
+
+if __name__ == "__main__":
+    app.run(debug=True)

Tareas/Tarea_3/app/database/db.py

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+import pymysql
+
+DB_NAME = "tarea2"
+DB_USERNAME = "cc5002"
+DB_PASSWORD = "programacionweb"
+DB_HOST = "localhost"
+DB_PORT = 3306
+DB_CHARSET = "utf8"
+
+def get_conn():
+	conn = pymysql.connect(
+		db=DB_NAME,
+		user=DB_USERNAME,
+		passwd=DB_PASSWORD,
+		host=DB_HOST,
+		port=DB_PORT,
+		charset=DB_CHARSET
+	)
+	return conn
+
+def get_artesanos_count():
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT COUNT(*) FROM artesano")
+	count = cursor.fetchall()
+	return count
+
+def get_artesanos(page, page_size):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT * FROM artesano ORDER BY id DESC LIMIT %s, %s;", ((int(page) - 1) * 5, page_size,))
+	artesanos = cursor.fetchall()
+	return artesanos
+
+def get_artesano_by_id(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT artesano.id, comuna.nombre, descripcion_artesania, artesano.nombre, email, celular FROM artesano, comuna WHERE artesano.comuna_id=comuna.id AND artesano.id=%s;", (_id, ))
+	artesano = cursor.fetchone()
+	return artesano
+
+def get_region_by_artesano_id(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT RE.nombre FROM artesano AT, comuna CO, region RE WHERE AT.id=%s AND AT.comuna_id=CO.id AND CO.region_id=RE.id;", (_id, ))
+	region = cursor.fetchone()
+	return region
+
+def get_max_page():
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT (COUNT(*)+4) DIV 5 FROM artesano;")
+	amount = cursor.fetchone()
+	return amount
+
+def get_regions():
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT * FROM region;")
+	regions = cursor.fetchall()
+	return regions
+
+def get_communes_per_region(region_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT nombre FROM comuna WHERE region_id=%s;", (region_id,))
+	communes = cursor.fetchall()
+	return communes
+
+def get_commune_id_by_name(name):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT id FROM comuna WHERE nombre=%s;", (name,))
+	commune_id = cursor.fetchone()
+	return commune_id
+
+def get_commune_by_id(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT nombre FROM comuna WHERE id=%s;", (_id,))
+	commune = cursor.fetchone()
+	return commune
+
+def get_types(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT TA.nombre FROM tipo_artesania TA, artesano_tipo AT WHERE AT.tipo_artesania_id=TA.id AND AT.artesano_id=%s;", (_id,))
+	types = cursor.fetchall()
+	return types
+
+def get_imgs(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT ruta_archivo, nombre_archivo FROM foto WHERE artesano_id=%s;", (_id,))
+	imgs = cursor.fetchall()
+	return imgs
+
+def get_imgs_path(_id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	cursor.execute("SELECT ruta_archivo FROM foto WHERE artesano_id=%s;", (_id,))
+	paths = cursor.fetchall()
+	return paths
+
+def create_artesano(commune_name, desc, name, email, phone):
+	conn = get_conn()
+	cursor = conn.cursor()
+	commune_id = get_commune_id_by_name(commune_name)
+	cursor.execute("INSERT INTO artesano (comuna_id, descripcion_artesania, nombre, email, celular) VALUES (%s, %s, %s, %s, %s);", (commune_id, desc, name, email, phone))
+	conn.commit()
+	cursor.execute("SELECT LAST_INSERT_ID();")
+	return cursor.fetchone()
+
+def create_artesano_tipo(id, types):
+	conn = get_conn()
+	cursor = conn.cursor()
+	types_ids = []
+	for type in types:
+		cursor.execute("SELECT id FROM tipo_artesania WHERE nombre=%s;", (type))
+		types_ids += cursor.fetchone()
+	for type_id in types_ids:
+		cursor.execute("INSERT INTO artesano_tipo (artesano_id, tipo_artesania_id) VALUES (%s, %s);", (id, type_id))
+	conn.commit()
+
+def create_imgs(imgs, id):
+	conn = get_conn()
+	cursor = conn.cursor()
+	for img in imgs:
+		cursor.execute("INSERT INTO foto (ruta_archivo, nombre_archivo, artesano_id) VALUES (%s, %s, %s);", (img[0], img[1], id))
+	conn.commit()
+
+def register_crafter(form, imgs):
+	name = form.get("name")
+	email = form.get("email")
+	phone = form.get("phone")
+	crafts = form.getlist("craft")
+	commune = form.get("commune")
+	desc = form.get("desc")
+	artesano_id = create_artesano(commune, desc, name, email, phone)
+	create_artesano_tipo(artesano_id, crafts)
+	create_imgs(imgs, artesano_id)