267 lines
8.8 KiB
Python
267 lines
8.8 KiB
Python
import os
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import yaml
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from collections import OrderedDict
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from flask import Flask, jsonify, send_from_directory, request, redirect, url_for, session, render_template
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from werkzeug.security import check_password_hash
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import database # Imports the database.py you created earlier
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# --- Path Configurations ---
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BASE_DIR = os.path.dirname(os.path.abspath(__file__))
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FRONTEND_DIR = os.path.join(BASE_DIR, '..', 'frontend')
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# Use os.path.join exclusively for cross-platform safety
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YML_PATH = os.path.join(BASE_DIR, '..', 'mxpic', 'PDKs', 'Silterra', 'directories.yaml')
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COMPS_ROOT = os.path.join(BASE_DIR, '..', 'mxpic', 'PDKs', 'Silterra')
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# Initialize Flask, pointing to the frontend folder for HTML/CSS/JS
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app = Flask(__name__, template_folder=FRONTEND_DIR, static_folder=FRONTEND_DIR)
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app.secret_key = 'super_secret_mxpic_key' # Required for session management
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app.json.sort_keys = False # Keep dictionary order
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# Ensure database tables exist when the server boots
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database.init_db()
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# --- YAML & PDK Parsing Helper Functions (Unchanged) ---
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def countSpaces(line):
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"""Count leading spaces (tab=4)."""
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expanded = line.expandtabs(4)
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return len(expanded) - len(expanded.lstrip(' '))
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# def buildTree(filepath):
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# """Build nested tree from indented yaml."""
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# if not os.path.exists(filepath):
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# return OrderedDict()
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# with open(filepath, 'r', encoding='utf-8') as f:
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# lines = f.readlines()
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# rootIdx = None
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# for i, line in enumerate(lines):
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# if line.strip().startswith('root') and ':' in line.strip():
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# rootIdx = i
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# break
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# if rootIdx is None:
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# return OrderedDict()
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# entries = []
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# for line in lines[rootIdx + 1:]:
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# stripped = line.strip()
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# if not stripped or stripped.startswith('#'):
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# continue
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# if stripped.startswith('- '):
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# spaceNum = countSpaces(line)
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# name = stripped[2:].strip()
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# if name.strip():
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# entries.append((spaceNum, name))
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# if not entries:
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# return OrderedDict()
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# minIndent = min(indent for indent, _ in entries)
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# nest = OrderedDict()
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# levelStack = [(minIndent - 1, nest)]
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# for spaceNum, name in entries:
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# while levelStack and levelStack[-1][0] >= spaceNum:
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# levelStack.pop()
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# parent = levelStack[-1][1]
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# child = OrderedDict()
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# parent[name] = child
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# levelStack.append((spaceNum, child))
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# return nest
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def buildTree(filepath):
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"""Build nested tree from indented yaml."""
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if not os.path.exists(filepath):
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return OrderedDict()
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with open(filepath, 'r', encoding='utf-8') as f:
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lines = f.readlines()
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rootIdx = None
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for i, line in enumerate(lines):
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if line.strip().startswith('root') and ':' in line.strip():
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rootIdx = i
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break
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if rootIdx is None:
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return OrderedDict()
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entries = []
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for line in lines[rootIdx + 1:]:
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stripped = line.strip()
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if not stripped or stripped.startswith('#'):
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continue
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if stripped.startswith('- '):
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spaceNum = countSpaces(line)
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# FIX 1: Strip trailing colons off the string so 'composites:' becomes 'composites'
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name = stripped[2:].strip().rstrip(':')
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if name:
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entries.append((spaceNum, name))
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if not entries:
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return OrderedDict()
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minIndent = min(indent for indent, _ in entries)
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nest = OrderedDict()
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levelStack = [(minIndent - 1, nest)]
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for spaceNum, name in entries:
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while levelStack and levelStack[-1][0] >= spaceNum:
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levelStack.pop()
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parent = levelStack[-1][1]
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child = OrderedDict()
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parent[name] = child
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levelStack.append((spaceNum, child))
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return nest
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def addCompsToTree(tree, compMap):
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"""Insert component nodes into the tree."""
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for pathSeg, compItem in compMap.items():
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compName = compItem['folder']
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curNode = tree
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# FIX 2: Automatically build missing folder paths
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for seg in pathSeg:
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if seg not in curNode:
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# If a folder like MZM_1600G isn't in the YAML, gracefully auto-create it
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curNode[seg] = OrderedDict()
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curNode = curNode[seg]
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curNode[compName] = OrderedDict({
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"__type__": "component",
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"__name__": compName,
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"__yml__": compItem['yml']
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})
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return tree
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def findComps(baseDir):
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"""Scan component folders, return map of paths -> component info."""
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compMap = {}
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# refDir = os.path.dirname(baseDir)
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refDir = baseDir
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for root, dirs, files in os.walk(baseDir):
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ymlFiles = [f for f in files if f.endswith('.yml')]
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if ymlFiles:
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parentDir = os.path.dirname(root)
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relPath = os.path.relpath(parentDir, refDir)
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parts = () if relPath == '.' else tuple(relPath.split(os.sep))
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compName = os.path.basename(root)
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compMap[parts] = {
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'folder': compName,
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'yml': ymlFiles[0]
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}
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dirs.clear()
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return compMap
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# def addCompsToTree(tree, compMap):
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# """Insert component nodes into the tree."""
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# for pathSeg, compItem in compMap.items():
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# compName = compItem['folder']
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# curNode = tree
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# try:
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# for seg in pathSeg:
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# curNode = curNode[seg]
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# except KeyError:
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# continue
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# curNode[compName] = OrderedDict({
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# "__type__": "component",
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# "__name__": compName,
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# "__yml__": compItem['yml']
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# })
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# return tree
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def readCompYaml(compName):
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"""Load YAML from component folder."""
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for root, dirs, files in os.walk(COMPS_ROOT):
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if os.path.basename(root) == compName:
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dirs.clear()
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ymlFiles = [f for f in files if f.endswith('.yml')]
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if ymlFiles:
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ymlPath = os.path.join(root, ymlFiles[0])
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with open(ymlPath, 'r', encoding='utf-8') as f:
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return yaml.safe_load(f)
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return None
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# --- AUTHENTICATION & PAGE ROUTES ---
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@app.route('/')
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def home():
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"""Route to login page, or bypass to dashboard if already authenticated."""
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if 'user_id' in session:
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return redirect(url_for('dashboard'))
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return render_template('login.html')
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@app.route('/login', methods=['POST'])
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def login():
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"""Verify credentials against the database."""
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username = request.form.get('username')
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password = request.form.get('password')
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user = database.get_user(username)
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# Verify hash from database matches entered password
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if user and check_password_hash(user[2], password):
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session['user_id'] = user[0]
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session['username'] = user[1]
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return redirect(url_for('dashboard'))
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else:
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return render_template('login.html', error="Invalid username or password")
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@app.route('/dashboard')
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def dashboard():
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"""User project list."""
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if 'user_id' not in session:
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return redirect(url_for('home'))
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return render_template('dashboard.html', username=session['username'])
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@app.route('/canvas')
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def canvas():
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"""The main EDA editor."""
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if 'user_id' not in session:
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return redirect(url_for('home'))
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# Note: Ensure your old index.html is renamed to canvas.html in the frontend folder
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return render_template('canvas.html')
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@app.route('/logout')
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def logout():
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"""Clear session and return to login."""
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session.clear()
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return redirect(url_for('home'))
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# --- API ROUTES (Library & Components) ---
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@app.route('/api/library')
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def getLib():
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"""Get library structure."""
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tree = buildTree(YML_PATH)
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if os.path.isdir(COMPS_ROOT):
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compMap = findComps(COMPS_ROOT)
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addCompsToTree(tree, compMap)
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return jsonify(tree)
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@app.route('/api/component/<component_name>')
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def getComp(component_name):
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"""Return component YAML data."""
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data = readCompYaml(component_name)
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if data is None:
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return jsonify({"error": "Component not found"}), 404
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return jsonify(data)
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@app.route('/api/component/<component_name>/image')
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def getCompImg(component_name):
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"""Return first image in component folder."""
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for root, dirs, files in os.walk(COMPS_ROOT):
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if os.path.basename(root) == component_name:
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dirs.clear()
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for ext in ('.png', '.jpg', '.jpeg', '.svg'):
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for f in files:
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if f.lower().endswith(ext):
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return send_from_directory(root, f)
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break
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return jsonify({"error": "No image found"}), 404
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if __name__ == '__main__':
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print("Starting mxpic EDA Server on http://127.0.0.1:3000")
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app.run(host='127.0.0.1', port=3000, debug=True) |